137238070 has 16 divisors (see below), whose sum is σ = 253054368. Its totient is φ = 53556160.

The previous prime is 137238067. The next prime is 137238103. The reversal of 137238070 is 70832731.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166954 + ... + 167773.

It is an arithmetic number, because the mean of its divisors is an integer number (15815898).

Almost surely, 2^137238070 is an apocalyptic number.

137238070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137238070 is a deficient number, since it is larger than the sum of its proper divisors (115816298).

137238070 is a wasteful number, since it uses less digits than its factorization.

137238070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334775.

The product of its (nonzero) digits is 7056, while the sum is 31.

The square root of 137238070 is about 11714.8653428027. The cubic root of 137238070 is about 515.8121098467.

The spelling of 137238070 in words is "one hundred thirty-seven million, two hundred thirty-eight thousand, seventy".