13904363 has 4 divisors (see below), whose sum is σ = 15168408. Its totient is φ = 12640320.

The previous prime is 13904347. The next prime is 13904377. The reversal of 13904363 is 36340931.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13904363 - 2⁴ = 13904347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13904323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632006 + ... + 632027.

It is an arithmetic number, because the mean of its divisors is an integer number (3792102).

Almost surely, 2^13904363 is an apocalyptic number.

13904363 is a deficient number, since it is larger than the sum of its proper divisors (1264045).

13904363 is a wasteful number, since it uses less digits than its factorization.

13904363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1264044.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 13904363 is about 3728.8554544257. The cubic root of 13904363 is about 240.4641653725.

The spelling of 13904363 in words is "thirteen million, nine hundred four thousand, three hundred sixty-three".