14899378931 has 2 divisors, whose sum is σ = 14899378932. Its totient is φ = 14899378930.

The previous prime is 14899378891. The next prime is 14899378939. The reversal of 14899378931 is 13987399841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14899378931 is a prime.

It is a super-2 number, since 2×14899378931² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14899378939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7449689465 + 7449689466.

It is an arithmetic number, because the mean of its divisors is an integer number (7449689466).

Almost surely, 2^14899378931 is an apocalyptic number.

14899378931 is a deficient number, since it is larger than the sum of its proper divisors (1).

14899378931 is an equidigital number, since it uses as much as digits as its factorization.

14899378931 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11757312, while the sum is 62.

The spelling of 14899378931 in words is "fourteen billion, eight hundred ninety-nine million, three hundred seventy-eight thousand, nine hundred thirty-one".