70137 has 6 divisors (see below), whose sum is σ = 101322. Its totient is φ = 46752.

The previous prime is 70123. The next prime is 70139. The reversal of 70137 is 73107.

It can be written as a sum of positive squares in only one way, i.e., 69696 + 441 = 264^2 + 21^2 .

It is not a de Polignac number, because 70137 - 2⁴ = 70121 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 70137.

It is not an unprimeable number, because it can be changed into a prime (70139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3888 + ... + 3905.

It is an arithmetic number, because the mean of its divisors is an integer number (16887).

2⁷⁰¹³⁷ is an apocalyptic number.

It is an amenable number.

70137 is a deficient number, since it is larger than the sum of its proper divisors (31185).

70137 is a wasteful number, since it uses less digits than its factorization.

70137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7799 (or 7796 counting only the distinct ones).

The product of its (nonzero) digits is 147, while the sum is 18.

The square root of 70137 is about 264.8339102154. The cubic root of 70137 is about 41.2397219572.

The spelling of 70137 in words is "seventy thousand, one hundred thirty-seven".