70137955 has 4 divisors (see below), whose sum is σ = 84165552. Its totient is φ = 56110360.

The previous prime is 70137931. The next prime is 70137967. The reversal of 70137955 is 55973107.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 70137955 - 2¹⁷ = 70006883 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7013791 + ... + 7013800.

It is an arithmetic number, because the mean of its divisors is an integer number (21041388).

Almost surely, 2^70137955 is an apocalyptic number.

70137955 is a deficient number, since it is larger than the sum of its proper divisors (14027597).

70137955 is a wasteful number, since it uses less digits than its factorization.

70137955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14027596.

The product of its (nonzero) digits is 33075, while the sum is 37.

The square root of 70137955 is about 8374.8405954979. The cubic root of 70137955 is about 412.3990913256.

The spelling of 70137955 in words is "seventy million, one hundred thirty-seven thousand, nine hundred fifty-five".