104432013 has 12 divisors (see below), whose sum is σ = 172395808. Its totient is φ = 59675400.

The previous prime is 104431991. The next prime is 104432017. The reversal of 104432013 is 310234401.

It is not a de Polignac number, because 104432013 - 2⁸ = 104431757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104432017) 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, 828763 + ... + 828888.

Almost surely, 2^104432013 is an apocalyptic number.

It is an amenable number.

104432013 is a deficient number, since it is larger than the sum of its proper divisors (67963795).

104432013 is a wasteful number, since it uses less digits than its factorization.

104432013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657664 (or 1657661 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 104432013 is about 10219.1982562234. The cubic root of 104432013 is about 470.9171964191.

Adding to 104432013 its reverse (310234401), we get a palindrome (414666414).

The spelling of 104432013 in words is "one hundred four million, four hundred thirty-two thousand, thirteen".