15005132539 has 2 divisors, whose sum is σ = 15005132540. Its totient is φ = 15005132538.

The previous prime is 15005132521. The next prime is 15005132581. The reversal of 15005132539 is 93523150051.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15005132539 - 2²¹ = 15003035387 is a prime.

It is not a weakly prime, because it can be changed into another prime (15005132039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7502566269 + 7502566270.

It is an arithmetic number, because the mean of its divisors is an integer number (7502566270).

Almost surely, 2^15005132539 is an apocalyptic number.

15005132539 is a deficient number, since it is larger than the sum of its proper divisors (1).

15005132539 is an equidigital number, since it uses as much as digits as its factorization.

15005132539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20250, while the sum is 34.

The spelling of 15005132539 in words is "fifteen billion, five million, one hundred thirty-two thousand, five hundred thirty-nine".