100904413 has 2 divisors, whose sum is σ = 100904414. Its totient is φ = 100904412.

The previous prime is 100904407. The next prime is 100904429. The reversal of 100904413 is 314409001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94128804 + 6775609 = 9702^2 + 2603^2 .

It is a cyclic number.

It is not a de Polignac number, because 100904413 - 2¹⁷ = 100773341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100904443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50452206 + 50452207.

It is an arithmetic number, because the mean of its divisors is an integer number (50452207).

Almost surely, 2^100904413 is an apocalyptic number.

It is an amenable number.

100904413 is a deficient number, since it is larger than the sum of its proper divisors (1).

100904413 is an equidigital number, since it uses as much as digits as its factorization.

100904413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 100904413 is about 10045.1188644037. The cubic root of 100904413 is about 465.5539903604.

The spelling of 100904413 in words is "one hundred million, nine hundred four thousand, four hundred thirteen".