131525022 has 32 divisors (see below), whose sum is σ = 279351072. Its totient is φ = 41140224.

The previous prime is 131524979. The next prime is 131525041. The reversal of 131525022 is 220525131.

It is a self number, because there is not a number n which added to its sum of digits gives 131525022.

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, 36318 + ... + 39774.

It is an arithmetic number, because the mean of its divisors is an integer number (8729721).

Almost surely, 2^131525022 is an apocalyptic number.

131525022 is an abundant number, since it is smaller than the sum of its proper divisors (147826050).

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

131525022 is a wasteful number, since it uses less digits than its factorization.

131525022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3852.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 131525022 is about 11468.4359003310. The cubic root of 131525022 is about 508.5528912226.

The spelling of 131525022 in words is "one hundred thirty-one million, five hundred twenty-five thousand, twenty-two".