1141323331 has 8 divisors (see below), whose sum is σ = 1213290000. Its totient is φ = 1070546400.

The previous prime is 1141323269. The next prime is 1141323341. The reversal of 1141323331 is 1333231411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1141323331 - 2¹³ = 1141315139 is a prime.

It is a super-2 number, since 2×1141323331² = 2605237891769871122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141323341) 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, 295456 + ... + 299293.

It is an arithmetic number, because the mean of its divisors is an integer number (151661250).

Almost surely, 2^1141323331 is an apocalyptic number.

1141323331 is a deficient number, since it is larger than the sum of its proper divisors (71966669).

1141323331 is a wasteful number, since it uses less digits than its factorization.

1141323331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594869.

The product of its digits is 648, while the sum is 22.

The square root of 1141323331 is about 33783.4771893007. The cubic root of 1141323331 is about 1045.0479838776.

Adding to 1141323331 its reverse (1333231411), we get a palindrome (2474554742).

The spelling of 1141323331 in words is "one billion, one hundred forty-one million, three hundred twenty-three thousand, three hundred thirty-one".