14171457919 has 2 divisors, whose sum is σ = 14171457920. Its totient is φ = 14171457918.

The previous prime is 14171457901. The next prime is 14171457943. The reversal of 14171457919 is 91975417141.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14171457919 - 2⁹ = 14171457407 is a prime.

It is a super-2 number, since 2×14171457919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14171457959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7085728959 + 7085728960.

It is an arithmetic number, because the mean of its divisors is an integer number (7085728960).

Almost surely, 2^14171457919 is an apocalyptic number.

14171457919 is a deficient number, since it is larger than the sum of its proper divisors (1).

14171457919 is an equidigital number, since it uses as much as digits as its factorization.

14171457919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 49.

The spelling of 14171457919 in words is "fourteen billion, one hundred seventy-one million, four hundred fifty-seven thousand, nine hundred nineteen".