123164604 has 24 divisors (see below), whose sum is σ = 319315920. Its totient is φ = 41054832.

The previous prime is 123164603. The next prime is 123164611. The reversal of 123164604 is 406461321.

123164604 is a `hidden beast` number, since 12 + 3 + 1 + 646 + 0 + 4 = 666.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123164603) 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, 570099 + ... + 570314.

It is an arithmetic number, because the mean of its divisors is an integer number (13304830).

Almost surely, 2^123164604 is an apocalyptic number.

It is an amenable number.

123164604 is an abundant number, since it is smaller than the sum of its proper divisors (196151316).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123164604 is a wasteful number, since it uses less digits than its factorization.

123164604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1140426 (or 1140418 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 123164604 is about 11097.9549467458. The cubic root of 123164604 is about 497.5407291386.

The spelling of 123164604 in words is "one hundred twenty-three million, one hundred sixty-four thousand, six hundred four".