14978910539 has 2 divisors, whose sum is σ = 14978910540. Its totient is φ = 14978910538.

The previous prime is 14978910523. The next prime is 14978910593. The reversal of 14978910539 is 93501987941.

Together with next prime (14978910593) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14978910539 - 2⁴ = 14978910523 is a prime.

It is not a weakly prime, because it can be changed into another prime (14978913539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7489455269 + 7489455270.

It is an arithmetic number, because the mean of its divisors is an integer number (7489455270).

Almost surely, 2^14978910539 is an apocalyptic number.

14978910539 is a deficient number, since it is larger than the sum of its proper divisors (1).

14978910539 is an equidigital number, since it uses as much as digits as its factorization.

14978910539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 56.

The spelling of 14978910539 in words is "fourteen billion, nine hundred seventy-eight million, nine hundred ten thousand, five hundred thirty-nine".