1141323264 has 80 divisors (see below), whose sum is σ = 3378437040. Its totient is φ = 380436480.

The previous prime is 1141323259. The next prime is 1141323269. The reversal of 1141323264 is 4623231411.

It is a happy number.

1141323264 is a `hidden beast` number, since 11 + 413 + 232 + 6 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1141323259) and next prime (1141323269).

It is a super-2 number, since 2×1141323264² = 2605237585895227392, which contains 22 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141323269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27457 + ... + 55104.

It is an arithmetic number, because the mean of its divisors is an integer number (42230463).

Almost surely, 2^1141323264 is an apocalyptic number.

It is an amenable number.

1141323264 is an abundant number, since it is smaller than the sum of its proper divisors (2237113776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1141323264 is an frugal number, since it uses more digits than its factorization.

1141323264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82588 (or 82566 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 1141323264 is about 33783.4761976917. The cubic root of 1141323264 is about 1045.0479634281.

Adding to 1141323264 its reverse (4623231411), we get a palindrome (5764554675).

The spelling of 1141323264 in words is "one billion, one hundred forty-one million, three hundred twenty-three thousand, two hundred sixty-four".