870102025 has 24 divisors (see below), whose sum is σ = 1164369920. Its totient is φ = 641183040.

The previous prime is 870102011. The next prime is 870102043. The reversal of 870102025 is 520201078.

870102025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 870102025 - 2¹¹ = 870099977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 167416 + ... + 172534.

Almost surely, 2^870102025 is an apocalyptic number.

It is an amenable number.

870102025 is a deficient number, since it is larger than the sum of its proper divisors (294267895).

870102025 is a wasteful number, since it uses less digits than its factorization.

870102025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5665 (or 5660 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 870102025 is about 29497.4918425279. The cubic root of 870102025 is about 954.6775864021.

The spelling of 870102025 in words is "eight hundred seventy million, one hundred two thousand, twenty-five".