104031320 has 16 divisors (see below), whose sum is σ = 234070560. Its totient is φ = 41612512.

The previous prime is 104031311. The next prime is 104031349. The reversal of 104031320 is 23130401.

It is a junction number, because it is equal to n+sod(n) for n = 104031295 and 104031304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1300352 + ... + 1300431.

It is an arithmetic number, because the mean of its divisors is an integer number (14629410).

Almost surely, 2^104031320 is an apocalyptic number.

104031320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104031320 is an abundant number, since it is smaller than the sum of its proper divisors (130039240).

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

104031320 is a wasteful number, since it uses less digits than its factorization.

104031320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2600794 (or 2600790 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 104031320 is about 10199.5745009289. The cubic root of 104031320 is about 470.3141403717.

Adding to 104031320 its reverse (23130401), we get a palindrome (127161721).

The spelling of 104031320 in words is "one hundred four million, thirty-one thousand, three hundred twenty".