137500122 has 16 divisors (see below), whose sum is σ = 275391360. Its totient is φ = 45768192.

The previous prime is 137500037. The next prime is 137500123. The reversal of 137500122 is 221005731.

It is not an unprimeable number, because it can be changed into a prime (137500123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11623 + ... + 20250.

It is an arithmetic number, because the mean of its divisors is an integer number (17211960).

Almost surely, 2^137500122 is an apocalyptic number.

137500122 is an abundant number, since it is smaller than the sum of its proper divisors (137891238).

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

137500122 is a wasteful number, since it uses less digits than its factorization.

137500122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32597.

The product of its (nonzero) digits is 420, while the sum is 21.

The square root of 137500122 is about 11726.0446016549. The cubic root of 137500122 is about 516.1402103805.

Adding to 137500122 its reverse (221005731), we get a palindrome (358505853).

The spelling of 137500122 in words is "one hundred thirty-seven million, five hundred thousand, one hundred twenty-two".