13919413 has 8 divisors (see below), whose sum is σ = 14807232. Its totient is φ = 13039296.

The previous prime is 13919387. The next prime is 13919417. The reversal of 13919413 is 31491931.

13919413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13919413 - 2⁹ = 13918901 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 (13919417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2056 + ... + 5662.

It is an arithmetic number, because the mean of its divisors is an integer number (1850904).

Almost surely, 2^13919413 is an apocalyptic number.

It is an amenable number.

13919413 is a deficient number, since it is larger than the sum of its proper divisors (887819).

13919413 is a wasteful number, since it uses less digits than its factorization.

13919413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3851.

The product of its digits is 2916, while the sum is 31.

The square root of 13919413 is about 3730.8729541489. The cubic root of 13919413 is about 240.5508930840.

The spelling of 13919413 in words is "thirteen million, nine hundred nineteen thousand, four hundred thirteen".