167125563 has 54 divisors (see below), whose sum is σ = 274931748. Its totient is φ = 97740720.

The previous prime is 167125549. The next prime is 167125591. The reversal of 167125563 is 365521761.

167125563 is a `hidden beast` number, since 1 + 6 + 71 + 25 + 563 = 666.

It is not a de Polignac number, because 167125563 - 2⁹ = 167125051 is a prime.

Its product of digits (37800) is a multiple of the sum of its prime divisors (140).

It is not an unprimeable number, because it can be changed into a prime (167125363) by changing a digit.

It is a polite number, since it can be written in 53 ways as a sum of consecutive naturals, for example, 2013520 + ... + 2013602.

Almost surely, 2^167125563 is an apocalyptic number.

167125563 is a deficient number, since it is larger than the sum of its proper divisors (107806185).

167125563 is a wasteful number, since it uses less digits than its factorization.

167125563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197 (or 140 counting only the distinct ones).

The product of its digits is 37800, while the sum is 36.

The square root of 167125563 is about 12927.7052488058. The cubic root of 167125563 is about 550.8258260666.

The spelling of 167125563 in words is "one hundred sixty-seven million, one hundred twenty-five thousand, five hundred sixty-three".