15930137 has 2 divisors, whose sum is σ = 15930138. Its totient is φ = 15930136.

The previous prime is 15930097. The next prime is 15930143. The reversal of 15930137 is 73103951.

15930137 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 can be written as a sum of positive squares in only one way, i.e., 15217801 + 712336 = 3901^2 + 844^2 .

It is an emirp because it is prime and its reverse (73103951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 15930137 - 2⁶ = 15930073 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (15930197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7965068 + 7965069.

It is an arithmetic number, because the mean of its divisors is an integer number (7965069).

Almost surely, 2^15930137 is an apocalyptic number.

It is an amenable number.

15930137 is a deficient number, since it is larger than the sum of its proper divisors (1).

15930137 is an equidigital number, since it uses as much as digits as its factorization.

15930137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2835, while the sum is 29.

The square root of 15930137 is about 3991.2575712424. The cubic root of 15930137 is about 251.6169171040.

The spelling of 15930137 in words is "fifteen million, nine hundred thirty thousand, one hundred thirty-seven".