13992619 has 2 divisors, whose sum is σ = 13992620. Its totient is φ = 13992618.

The previous prime is 13992613. The next prime is 13992631. The reversal of 13992619 is 91629931.

13992619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13992619 - 2⁹ = 13992107 is a prime.

It is a super-2 number, since 2×13992619² = 391586772958322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13992613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6996309 + 6996310.

It is an arithmetic number, because the mean of its divisors is an integer number (6996310).

Almost surely, 2^13992619 is an apocalyptic number.

13992619 is a deficient number, since it is larger than the sum of its proper divisors (1).

13992619 is an equidigital number, since it uses as much as digits as its factorization.

13992619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26244, while the sum is 40.

The square root of 13992619 is about 3740.6709291249. The cubic root of 13992619 is about 240.9718635908.

The spelling of 13992619 in words is "thirteen million, nine hundred ninety-two thousand, six hundred nineteen".