11951032132 has 12 divisors (see below), whose sum is σ = 22523099116. Its totient is φ = 5515860960.

The previous prime is 11951032127. The next prime is 11951032133. The reversal of 11951032132 is 23123015911.

It can be written as a sum of positive squares in 2 ways, for example, as 7550567236 + 4400464896 = 86894^2 + 66336^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11951032132.

It is not an unprimeable number, because it can be changed into a prime (11951032133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114913719 + ... + 114913822.

Almost surely, 2^11951032132 is an apocalyptic number.

It is an amenable number.

11951032132 is a deficient number, since it is larger than the sum of its proper divisors (10572066984).

11951032132 is a wasteful number, since it uses less digits than its factorization.

11951032132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229827558 (or 229827556 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 28.

The spelling of 11951032132 in words is "eleven billion, nine hundred fifty-one million, thirty-two thousand, one hundred thirty-two".