14511239257 has 2 divisors, whose sum is σ = 14511239258. Its totient is φ = 14511239256.

The previous prime is 14511239233. The next prime is 14511239263. The reversal of 14511239257 is 75293211541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12336322761 + 2174916496 = 111069^2 + 46636^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14511239257 is a prime.

It is not a weakly prime, because it can be changed into another prime (14511239297) 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, 7255619628 + 7255619629.

It is an arithmetic number, because the mean of its divisors is an integer number (7255619629).

Almost surely, 2^14511239257 is an apocalyptic number.

It is an amenable number.

14511239257 is a deficient number, since it is larger than the sum of its proper divisors (1).

14511239257 is an equidigital number, since it uses as much as digits as its factorization.

14511239257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 75600, while the sum is 40.

The spelling of 14511239257 in words is "fourteen billion, five hundred eleven million, two hundred thirty-nine thousand, two hundred fifty-seven".