137670075 has 36 divisors (see below), whose sum is σ = 247216320. Its totient is φ = 73235520.

The previous prime is 137670073. The next prime is 137670077. The reversal of 137670075 is 570076731.

It is an interprime number because it is at equal distance from previous prime (137670073) and next prime (137670077).

It is not a de Polignac number, because 137670075 - 2¹ = 137670073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (137670073) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 159094 + ... + 159956.

It is an arithmetic number, because the mean of its divisors is an integer number (6867120).

Almost surely, 2^137670075 is an apocalyptic number.

137670075 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

137670075 is a deficient number, since it is larger than the sum of its proper divisors (109546245).

137670075 is a wasteful number, since it uses less digits than its factorization.

137670075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588 (or 1580 counting only the distinct ones).

The product of its (nonzero) digits is 30870, while the sum is 36.

The square root of 137670075 is about 11733.2891807881. The cubic root of 137670075 is about 516.3527761577.

The spelling of 137670075 in words is "one hundred thirty-seven million, six hundred seventy thousand, seventy-five".