14494231957 has 2 divisors, whose sum is σ = 14494231958. Its totient is φ = 14494231956.

The previous prime is 14494231933. The next prime is 14494232029. The reversal of 14494231957 is 75913249441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14459822001 + 34409956 = 120249^2 + 5866^2 .

It is a cyclic number.

It is not a de Polignac number, because 14494231957 - 2¹⁵ = 14494199189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14494231957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14494235957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7247115978 + 7247115979.

It is an arithmetic number, because the mean of its divisors is an integer number (7247115979).

Almost surely, 2^14494231957 is an apocalyptic number.

It is an amenable number.

14494231957 is a deficient number, since it is larger than the sum of its proper divisors (1).

14494231957 is an equidigital number, since it uses as much as digits as its factorization.

14494231957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 49.

The spelling of 14494231957 in words is "fourteen billion, four hundred ninety-four million, two hundred thirty-one thousand, nine hundred fifty-seven".