1140244431132 has 48 divisors (see below), whose sum is σ = 2663417199744. Its totient is φ = 379674984000.

The previous prime is 1140244431097. The next prime is 1140244431197. The reversal of 1140244431132 is 2311344420411.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1140244431132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55854007 + ... + 55874417.

It is an arithmetic number, because the mean of its divisors is an integer number (55487858328).

Almost surely, 2^{1140244431132} is an apocalyptic number.

1140244431132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1140244431132 is an abundant number, since it is smaller than the sum of its proper divisors (1523172768612).

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

1140244431132 is a wasteful number, since it uses less digits than its factorization.

1140244431132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25170 (or 25168 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 1140244431132 its reverse (2311344420411), we get a palindrome (3451588851543).

The spelling of 1140244431132 in words is "one trillion, one hundred forty billion, two hundred forty-four million, four hundred thirty-one thousand, one hundred thirty-two".