15255391013 has 2 divisors, whose sum is σ = 15255391014. Its totient is φ = 15255391012.

The previous prime is 15255390979. The next prime is 15255391117. The reversal of 15255391013 is 31019355251.

15255391013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9491240929 + 5764150084 = 97423^2 + 75922^2 .

It is a cyclic number.

It is not a de Polignac number, because 15255391013 - 2⁶ = 15255390949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15255391513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7627695506 + 7627695507.

It is an arithmetic number, because the mean of its divisors is an integer number (7627695507).

Almost surely, 2^15255391013 is an apocalyptic number.

It is an amenable number.

15255391013 is a deficient number, since it is larger than the sum of its proper divisors (1).

15255391013 is an equidigital number, since it uses as much as digits as its factorization.

15255391013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20250, while the sum is 35.

The spelling of 15255391013 in words is "fifteen billion, two hundred fifty-five million, three hundred ninety-one thousand, thirteen".