14156419 has 2 divisors, whose sum is σ = 14156420. Its totient is φ = 14156418.

The previous prime is 14156413. The next prime is 14156473. The reversal of 14156419 is 91465141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14156419 - 2⁹ = 14155907 is a prime.

It is a super-2 number, since 2×14156419² = 400808397807122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14156413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7078209 + 7078210.

It is an arithmetic number, because the mean of its divisors is an integer number (7078210).

Almost surely, 2^14156419 is an apocalyptic number.

14156419 is a deficient number, since it is larger than the sum of its proper divisors (1).

14156419 is an equidigital number, since it uses as much as digits as its factorization.

14156419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 31.

The square root of 14156419 is about 3762.5016943518. The cubic root of 14156419 is about 241.9085042180.

The spelling of 14156419 in words is "fourteen million, one hundred fifty-six thousand, four hundred nineteen".