2000139 has 8 divisors (see below), whose sum is σ = 2673552. Its totient is φ = 1330080.

The previous prime is 2000113. The next prime is 2000143. The reversal of 2000139 is 9310002.

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

It is not a de Polignac number, because 2000139 - 2⁵ = 2000107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2000039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1449 + ... + 2469.

It is an arithmetic number, because the mean of its divisors is an integer number (334194).

2^2000139 is an apocalyptic number.

2000139 is a deficient number, since it is larger than the sum of its proper divisors (673413).

2000139 is a wasteful number, since it uses less digits than its factorization.

2000139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 2000139 is about 1414.2627054405. The cubic root of 2000139 is about 125.9950237390.

The spelling of 2000139 in words is "two million, one hundred thirty-nine", and thus it is an aban number.