870396153 has 32 divisors (see below), whose sum is σ = 1351848960. Its totient is φ = 492824640.

The previous prime is 870396139. The next prime is 870396161. The reversal of 870396153 is 351693078.

It is not a de Polignac number, because 870396153 - 2²¹ = 868299001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (870396193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19303 + ... + 45971.

It is an arithmetic number, because the mean of its divisors is an integer number (42245280).

Almost surely, 2^870396153 is an apocalyptic number.

It is an amenable number.

870396153 is a deficient number, since it is larger than the sum of its proper divisors (481452807).

870396153 is a wasteful number, since it uses less digits than its factorization.

870396153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26749.

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 870396153 is about 29502.4770654940. The cubic root of 870396153 is about 954.7851468824.

The spelling of 870396153 in words is "eight hundred seventy million, three hundred ninety-six thousand, one hundred fifty-three".