123164112 has 40 divisors (see below), whose sum is σ = 318797056. Its totient is φ = 40974336.

The previous prime is 123164087. The next prime is 123164113. The reversal of 123164112 is 211461321.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123164113) 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, 25473 + ... + 29919.

Almost surely, 2^123164112 is an apocalyptic number.

123164112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123164112 is an abundant number, since it is smaller than the sum of its proper divisors (195632944).

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

123164112 is a wasteful number, since it uses less digits than its factorization.

123164112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5035 (or 5029 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 123164112 is about 11097.9327804776. The cubic root of 123164112 is about 497.5400666367.

The spelling of 123164112 in words is "one hundred twenty-three million, one hundred sixty-four thousand, one hundred twelve".