125604163 has 8 divisors (see below), whose sum is σ = 130194432. Its totient is φ = 121093896.

The previous prime is 125604151. The next prime is 125604179. The reversal of 125604163 is 361406521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 125604163 - 2⁵ = 125604131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125604103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16795 + ... + 23092.

It is an arithmetic number, because the mean of its divisors is an integer number (16274304).

Almost surely, 2^125604163 is an apocalyptic number.

125604163 is a deficient number, since it is larger than the sum of its proper divisors (4590269).

125604163 is an equidigital number, since it uses as much as digits as its factorization.

125604163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40001.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 125604163 is about 11207.3263091605. The cubic root of 125604163 is about 500.8042563166.

The spelling of 125604163 in words is "one hundred twenty-five million, six hundred four thousand, one hundred sixty-three".