131150032 has 20 divisors (see below), whose sum is σ = 273650020. Its totient is φ = 60530688.

The previous prime is 131150017. The next prime is 131150039. The reversal of 131150032 is 230051131.

It can be written as a sum of positive squares in 2 ways, for example, as 48776256 + 82373776 = 6984^2 + 9076^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 131149988 and 131150015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131150039) 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, 315057 + ... + 315472.

It is an arithmetic number, because the mean of its divisors is an integer number (13682501).

Almost surely, 2^131150032 is an apocalyptic number.

It is an amenable number.

131150032 is an abundant number, since it is smaller than the sum of its proper divisors (142499988).

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

131150032 is a wasteful number, since it uses less digits than its factorization.

131150032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630550 (or 630544 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 16.

The square root of 131150032 is about 11452.0754450885. The cubic root of 131150032 is about 508.0691207330.

The spelling of 131150032 in words is "one hundred thirty-one million, one hundred fifty thousand, thirty-two".