13252516499 has 2 divisors, whose sum is σ = 13252516500. Its totient is φ = 13252516498.

The previous prime is 13252516439. The next prime is 13252516531. The reversal of 13252516499 is 99461525231.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13252516499 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13252516439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6626258249 + 6626258250.

It is an arithmetic number, because the mean of its divisors is an integer number (6626258250).

Almost surely, 2^13252516499 is an apocalyptic number.

13252516499 is a deficient number, since it is larger than the sum of its proper divisors (1).

13252516499 is an equidigital number, since it uses as much as digits as its factorization.

13252516499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 583200, while the sum is 47.

The spelling of 13252516499 in words is "thirteen billion, two hundred fifty-two million, five hundred sixteen thousand, four hundred ninety-nine".