14639034979 has 2 divisors, whose sum is σ = 14639034980. Its totient is φ = 14639034978.

The previous prime is 14639034931. The next prime is 14639034997. The reversal of 14639034979 is 97943093641.

It is a happy number.

Together with next prime (14639034997) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14639034979 is a prime.

It is not a weakly prime, because it can be changed into another prime (14639034479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7319517489 + 7319517490.

It is an arithmetic number, because the mean of its divisors is an integer number (7319517490).

Almost surely, 2^14639034979 is an apocalyptic number.

14639034979 is a deficient number, since it is larger than the sum of its proper divisors (1).

14639034979 is an equidigital number, since it uses as much as digits as its factorization.

14639034979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4408992, while the sum is 55.

The spelling of 14639034979 in words is "fourteen billion, six hundred thirty-nine million, thirty-four thousand, nine hundred seventy-nine".