137652500 has 30 divisors (see below), whose sum is σ = 301023954. Its totient is φ = 55060000.

The previous prime is 137652499. The next prime is 137652509. The reversal of 137652500 is 5256731.

It can be written as a sum of positive squares in 5 ways, for example, as 56580484 + 81072016 = 7522^2 + 9004^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137652509) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 25031 + ... + 30030.

Almost surely, 2^137652500 is an apocalyptic number.

137652500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

137652500 is an abundant number, since it is smaller than the sum of its proper divisors (163371454).

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

137652500 is an equidigital number, since it uses as much as digits as its factorization.

137652500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55085 (or 55068 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 137652500 is about 11732.5402194069. The cubic root of 137652500 is about 516.3308026430.

The spelling of 137652500 in words is "one hundred thirty-seven million, six hundred fifty-two thousand, five hundred".