137325564 has 48 divisors (see below), whose sum is σ = 364724640. Its totient is φ = 44657280.

The previous prime is 137325563. The next prime is 137325577. The reversal of 137325564 is 465523731.

137325564 is a `hidden beast` number, since 1 + 3 + 73 + 25 + 564 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137325563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11079 + ... + 19934.

It is an arithmetic number, because the mean of its divisors is an integer number (7598430).

Almost surely, 2^137325564 is an apocalyptic number.

It is an amenable number.

137325564 is an abundant number, since it is smaller than the sum of its proper divisors (227399076).

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

137325564 is a wasteful number, since it uses less digits than its factorization.

137325564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31067 (or 31059 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 137325564 is about 11718.5990630280. The cubic root of 137325564 is about 515.9217025600.

The spelling of 137325564 in words is "one hundred thirty-seven million, three hundred twenty-five thousand, five hundred sixty-four".