15001339 has 2 divisors, whose sum is σ = 15001340. Its totient is φ = 15001338.

The previous prime is 15001321. The next prime is 15001351. The reversal of 15001339 is 93310051.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15001339 - 2⁷ = 15001211 is a prime.

It is not a weakly prime, because it can be changed into another prime (15001139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7500669 + 7500670.

It is an arithmetic number, because the mean of its divisors is an integer number (7500670).

Almost surely, 2^15001339 is an apocalyptic number.

15001339 is a deficient number, since it is larger than the sum of its proper divisors (1).

15001339 is an equidigital number, since it uses as much as digits as its factorization.

15001339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 405, while the sum is 22.

The square root of 15001339 is about 3873.1562065065. The cubic root of 15001339 is about 246.6285455657.

The spelling of 15001339 in words is "fifteen million, one thousand, three hundred thirty-nine".