15308116139 has 2 divisors, whose sum is σ = 15308116140. Its totient is φ = 15308116138.

The previous prime is 15308116121. The next prime is 15308116151. The reversal of 15308116139 is 93161180351.

15308116139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15308116139 - 2⁸ = 15308115883 is a prime.

It is a super-2 number, since 2×15308116139² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (15308116199) 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, 7654058069 + 7654058070.

It is an arithmetic number, because the mean of its divisors is an integer number (7654058070).

Almost surely, 2^15308116139 is an apocalyptic number.

15308116139 is a deficient number, since it is larger than the sum of its proper divisors (1).

15308116139 is an equidigital number, since it uses as much as digits as its factorization.

15308116139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 38.

The spelling of 15308116139 in words is "fifteen billion, three hundred eight million, one hundred sixteen thousand, one hundred thirty-nine".