104252013 has 12 divisors (see below), whose sum is σ = 155779260. Its totient is φ = 67104576.

The previous prime is 104252003. The next prime is 104252017. The reversal of 104252013 is 310252401.

It can be written as a sum of positive squares in 2 ways, for example, as 89529444 + 14722569 = 9462^2 + 3837^2 .

It is not a de Polignac number, because 104252013 - 2⁶ = 104251949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104252017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 199456 + ... + 199977.

It is an arithmetic number, because the mean of its divisors is an integer number (12981605).

Almost surely, 2^104252013 is an apocalyptic number.

It is an amenable number.

104252013 is a deficient number, since it is larger than the sum of its proper divisors (51527247).

104252013 is a wasteful number, since it uses less digits than its factorization.

104252013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399468 (or 399465 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 104252013 is about 10210.3875048893. The cubic root of 104252013 is about 470.6464817208.

The spelling of 104252013 in words is "one hundred four million, two hundred fifty-two thousand, thirteen".