104249313 has 36 divisors (see below), whose sum is σ = 179929620. Its totient is φ = 57951936.

The previous prime is 104249309. The next prime is 104249323. The reversal of 104249313 is 313942401.

104249313 is a `hidden beast` number, since 104 + 249 + 313 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37859409 + 66389904 = 6153^2 + 8148^2 .

It is not a de Polignac number, because 104249313 - 2² = 104249309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104249323) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13123 + ... + 19511.

It is an arithmetic number, because the mean of its divisors is an integer number (4998045).

Almost surely, 2^104249313 is an apocalyptic number.

It is an amenable number.

104249313 is a deficient number, since it is larger than the sum of its proper divisors (75680307).

104249313 is a wasteful number, since it uses less digits than its factorization.

104249313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6446 (or 6436 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 104249313 is about 10210.2552857409. The cubic root of 104249313 is about 470.6424186291.

The spelling of 104249313 in words is "one hundred four million, two hundred forty-nine thousand, three hundred thirteen".