137155164 has 48 divisors (see below), whose sum is σ = 338972928. Its totient is φ = 43072128.

The previous prime is 137155159. The next prime is 137155229. The reversal of 137155164 is 461551731.

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, 14784 + ... + 22200.

It is an arithmetic number, because the mean of its divisors is an integer number (7061936).

Almost surely, 2^137155164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 137155164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169486464).

137155164 is an abundant number, since it is smaller than the sum of its proper divisors (201817764).

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

137155164 is a wasteful number, since it uses less digits than its factorization.

137155164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7514 (or 7512 counting only the distinct ones).

The product of its digits is 12600, while the sum is 33.

The square root of 137155164 is about 11711.3263125916. The cubic root of 137155164 is about 515.7082209551.

The spelling of 137155164 in words is "one hundred thirty-seven million, one hundred fifty-five thousand, one hundred sixty-four".