104572913 has 6 divisors (see below), whose sum is σ = 105608754. Its totient is φ = 103547136.

The previous prime is 104572907. The next prime is 104572939. The reversal of 104572913 is 319275401.

It can be written as a sum of positive squares in only one way, i.e., 84033889 + 20539024 = 9167^2 + 4532^2 .

It is not a de Polignac number, because 104572913 - 2¹⁰ = 104571889 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 104572913.

It is not an unprimeable number, because it can be changed into a prime (104572313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5681 + ... + 15537.

It is an arithmetic number, because the mean of its divisors is an integer number (17601459).

Almost surely, 2^104572913 is an apocalyptic number.

It is an amenable number.

104572913 is a deficient number, since it is larger than the sum of its proper divisors (1035841).

104572913 is an frugal number, since it uses more digits than its factorization.

104572913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10063 (or 9960 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 104572913 is about 10226.0898196720. The cubic root of 104572913 is about 471.1288888958.

The spelling of 104572913 in words is "one hundred four million, five hundred seventy-two thousand, nine hundred thirteen".