14256160021 has 2 divisors, whose sum is σ = 14256160022. Its totient is φ = 14256160020.

The previous prime is 14256159889. The next prime is 14256160043. The reversal of 14256160021 is 12006165241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13726699921 + 529460100 = 117161^2 + 23010^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14256160021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14256160091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7128080010 + 7128080011.

It is an arithmetic number, because the mean of its divisors is an integer number (7128080011).

Almost surely, 2^14256160021 is an apocalyptic number.

It is an amenable number.

14256160021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14256160021 is an equidigital number, since it uses as much as digits as its factorization.

14256160021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 14256160021 in words is "fourteen billion, two hundred fifty-six million, one hundred sixty thousand, twenty-one".