137525685 has 64 divisors (see below), whose sum is σ = 254741760. Its totient is φ = 62720000.

The previous prime is 137525657. The next prime is 137525701. The reversal of 137525685 is 586525731.

137525685 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 137525685 - 2⁶ = 137525621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 195835 + ... + 196535.

It is an arithmetic number, because the mean of its divisors is an integer number (3980340).

Almost surely, 2^137525685 is an apocalyptic number.

137525685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

137525685 is a deficient number, since it is larger than the sum of its proper divisors (117216075).

137525685 is a wasteful number, since it uses less digits than its factorization.

137525685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790.

The product of its digits is 252000, while the sum is 42.

The square root of 137525685 is about 11727.1345604969. The cubic root of 137525685 is about 516.1721940482.

The spelling of 137525685 in words is "one hundred thirty-seven million, five hundred twenty-five thousand, six hundred eighty-five".