131432044 has 12 divisors (see below), whose sum is σ = 242111800. Its totient is φ = 62257248.

The previous prime is 131432027. The next prime is 131432087. The reversal of 131432044 is 440234131.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 864609 + ... + 864760.

Almost surely, 2^131432044 is an apocalyptic number.

It is an amenable number.

131432044 is a deficient number, since it is larger than the sum of its proper divisors (110679756).

131432044 is a wasteful number, since it uses less digits than its factorization.

131432044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729392 (or 1729390 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 131432044 is about 11464.3815358701. The cubic root of 131432044 is about 508.4330271428.

Adding to 131432044 its reverse (440234131), we get a palindrome (571666175).

The spelling of 131432044 in words is "one hundred thirty-one million, four hundred thirty-two thousand, forty-four".