123938996 has 24 divisors (see below), whose sum is σ = 226908864. Its totient is φ = 59121920.

The previous prime is 123938989. The next prime is 123939017. The reversal of 123938996 is 699839321.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39236 + ... + 42276.

It is an arithmetic number, because the mean of its divisors is an integer number (9454536).

Almost surely, 2^123938996 is an apocalyptic number.

It is an amenable number.

123938996 is a deficient number, since it is larger than the sum of its proper divisors (102969868).

123938996 is a wasteful number, since it uses less digits than its factorization.

123938996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3511 (or 3509 counting only the distinct ones).

The product of its digits is 629856, while the sum is 50.

The square root of 123938996 is about 11132.7892282213. The cubic root of 123938996 is about 498.5813064243.

The spelling of 123938996 in words is "one hundred twenty-three million, nine hundred thirty-eight thousand, nine hundred ninety-six".