1131442432152 has 64 divisors (see below), whose sum is σ = 2963074106880. Its totient is φ = 359346020352.

The previous prime is 1131442432151. The next prime is 1131442432181. The reversal of 1131442432152 is 2512342441311.

It is a super-2 number, since 2×1131442432152² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131442432151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3845908 + ... + 4129635.

It is an arithmetic number, because the mean of its divisors is an integer number (46298032920).

Almost surely, 2^{1131442432152} is an apocalyptic number.

1131442432152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1131442432152 is an abundant number, since it is smaller than the sum of its proper divisors (1831631674728).

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

1131442432152 is a wasteful number, since it uses less digits than its factorization.

1131442432152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7975832 (or 7975828 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

Adding to 1131442432152 its reverse (2512342441311), we get a palindrome (3643784873463).

The spelling of 1131442432152 in words is "one trillion, one hundred thirty-one billion, four hundred forty-two million, four hundred thirty-two thousand, one hundred fifty-two".