15090000613 has 2 divisors, whose sum is σ = 15090000614. Its totient is φ = 15090000612.

The previous prime is 15090000587. The next prime is 15090000623. The reversal of 15090000613 is 31600009051.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9773695044 + 5316305569 = 98862^2 + 72913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15090000613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15090000623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7545000306 + 7545000307.

It is an arithmetic number, because the mean of its divisors is an integer number (7545000307).

Almost surely, 2^15090000613 is an apocalyptic number.

It is an amenable number.

15090000613 is a deficient number, since it is larger than the sum of its proper divisors (1).

15090000613 is an equidigital number, since it uses as much as digits as its factorization.

15090000613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810, while the sum is 25.

Adding to 15090000613 its reverse (31600009051), we get a palindrome (46690009664).

The spelling of 15090000613 in words is "fifteen billion, ninety million, six hundred thirteen", and thus it is an aban number.