123104313 has 16 divisors (see below), whose sum is σ = 186619840. Its totient is φ = 80160192.

The previous prime is 123104281. The next prime is 123104329. The reversal of 123104313 is 313401321.

123104313 is a `hidden beast` number, since 1 + 231 + 0 + 431 + 3 = 666.

It is not a de Polignac number, because 123104313 - 2⁵ = 123104281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123104413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51856 + ... + 54177.

It is an arithmetic number, because the mean of its divisors is an integer number (11663740).

Almost surely, 2^123104313 is an apocalyptic number.

It is an amenable number.

123104313 is a deficient number, since it is larger than the sum of its proper divisors (63515527).

123104313 is a wasteful number, since it uses less digits than its factorization.

123104313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106085 (or 106079 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 123104313 is about 11095.2383029839. The cubic root of 123104313 is about 497.4595312317.

Adding to 123104313 its reverse (313401321), we get a palindrome (436505634).

The spelling of 123104313 in words is "one hundred twenty-three million, one hundred four thousand, three hundred thirteen".