14079978091 has 2 divisors, whose sum is σ = 14079978092. Its totient is φ = 14079978090.

The previous prime is 14079978067. The next prime is 14079978163. The reversal of 14079978091 is 19087997041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14079978091 - 2⁷ = 14079977963 is a prime.

It is not a weakly prime, because it can be changed into another prime (14079978791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7039989045 + 7039989046.

It is an arithmetic number, because the mean of its divisors is an integer number (7039989046).

Almost surely, 2^14079978091 is an apocalyptic number.

14079978091 is a deficient number, since it is larger than the sum of its proper divisors (1).

14079978091 is an equidigital number, since it uses as much as digits as its factorization.

14079978091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1143072, while the sum is 55.

The spelling of 14079978091 in words is "fourteen billion, seventy-nine million, nine hundred seventy-eight thousand, ninety-one".