15339983 has 8 divisors (see below), whose sum is σ = 15612480. Its totient is φ = 15069600.

The previous prime is 15339971. The next prime is 15340007. The reversal of 15339983 is 38993351.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 15339983 - 2²² = 11145679 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 15339983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15339913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21533 + ... + 22233.

It is an arithmetic number, because the mean of its divisors is an integer number (1951560).

Almost surely, 2^15339983 is an apocalyptic number.

15339983 is a deficient number, since it is larger than the sum of its proper divisors (272497).

15339983 is an equidigital number, since it uses as much as digits as its factorization.

15339983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057.

The product of its digits is 87480, while the sum is 41.

The square root of 15339983 is about 3916.6290352802. The cubic root of 15339983 is about 248.4705718113.

The spelling of 15339983 in words is "fifteen million, three hundred thirty-nine thousand, nine hundred eighty-three".