14257796971 has 16 divisors (see below), whose sum is σ = 15660245088. Its totient is φ = 12873369600.

The previous prime is 14257796947. The next prime is 14257796977. The reversal of 14257796971 is 17969775241.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 14257796971 - 2¹⁵ = 14257764203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14257796977) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 960115 + ... + 974851.

It is an arithmetic number, because the mean of its divisors is an integer number (978765318).

Almost surely, 2^14257796971 is an apocalyptic number.

14257796971 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14257796971 is a deficient number, since it is larger than the sum of its proper divisors (1402448117).

14257796971 is a wasteful number, since it uses less digits than its factorization.

14257796971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15342.

The product of its digits is 6667920, while the sum is 58.

The spelling of 14257796971 in words is "fourteen billion, two hundred fifty-seven million, seven hundred ninety-six thousand, nine hundred seventy-one".