500139 has 12 divisors (see below), whose sum is σ = 735072. Its totient is φ = 327600.

The previous prime is 500119. The next prime is 500153. The reversal of 500139 is 931005.

500139 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 500139 - 2⁵ = 500107 is a prime.

500139 is strictly pandigital in base 7.

500139 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (500119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94 + ... + 1004.

It is an arithmetic number, because the mean of its divisors is an integer number (61256).

2⁵⁰⁰¹³⁹ is an apocalyptic number.

500139 is a deficient number, since it is larger than the sum of its proper divisors (234933).

500139 is a wasteful number, since it uses less digits than its factorization.

500139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978 (or 975 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 500139 is about 707.2050621991. The cubic root of 500139 is about 79.3774068752.

The spelling of 500139 in words is "five hundred thousand, one hundred thirty-nine".