1140352512 has 240 divisors, whose sum is σ = 3450636288. Its totient is φ = 333864960.

The previous prime is 1140352403. The next prime is 1140352579. The reversal of 1140352512 is 2152530411.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5970337 + ... + 5970527.

Almost surely, 2^1140352512 is an apocalyptic number.

1140352512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1140352512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1725318144).

1140352512 is an abundant number, since it is smaller than the sum of its proper divisors (2310283776).

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

1140352512 is a wasteful number, since it uses less digits than its factorization.

1140352512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1140352512 is about 33769.1058809676. The cubic root of 1140352512 is about 1044.7515910240.

Adding to 1140352512 its reverse (2152530411), we get a palindrome (3292882923).

The spelling of 1140352512 in words is "one billion, one hundred forty million, three hundred fifty-two thousand, five hundred twelve".