137670070 has 32 divisors (see below), whose sum is σ = 258391296. Its totient is φ = 52752000.

The previous prime is 137670037. The next prime is 137670073. The reversal of 137670070 is 70076731.

It is a happy number.

137670070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 29112 + ... + 33508.

It is an arithmetic number, because the mean of its divisors is an integer number (8074728).

Almost surely, 2^137670070 is an apocalyptic number.

137670070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

137670070 is a deficient number, since it is larger than the sum of its proper divisors (120721226).

137670070 is a wasteful number, since it uses less digits than its factorization.

137670070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4536.

The product of its (nonzero) digits is 6174, while the sum is 31.

The square root of 137670070 is about 11733.2889677192. The cubic root of 137670070 is about 516.3527699066.

The spelling of 137670070 in words is "one hundred thirty-seven million, six hundred seventy thousand, seventy".