10013239 has 2 divisors, whose sum is σ = 10013240. Its totient is φ = 10013238.

The previous prime is 10013231. The next prime is 10013243. The reversal of 10013239 is 93231001.

10013239 is digitally balanced in base 2 and base 3, because in such bases 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 10013239 - 2³ = 10013231 is a prime.

It is a super-2 number, since 2×10013239² = 200529910542242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10013231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5006619 + 5006620.

It is an arithmetic number, because the mean of its divisors is an integer number (5006620).

Almost surely, 2^10013239 is an apocalyptic number.

10013239 is a deficient number, since it is larger than the sum of its proper divisors (1).

10013239 is an equidigital number, since it uses as much as digits as its factorization.

10013239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 10013239 is about 3164.3702375038. The cubic root of 10013239 is about 215.5385022802.

The spelling of 10013239 in words is "ten million, thirteen thousand, two hundred thirty-nine".