2013120139 has 2 divisors, whose sum is σ = 2013120140. Its totient is φ = 2013120138.

The previous prime is 2013120089. The next prime is 2013120157. The reversal of 2013120139 is 9310213102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2013120139 - 2¹¹ = 2013118091 is a prime.

It is not a weakly prime, because it can be changed into another prime (2013130139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006560069 + 1006560070.

It is an arithmetic number, because the mean of its divisors is an integer number (1006560070).

Almost surely, 2^2013120139 is an apocalyptic number.

2013120139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013120139 is an equidigital number, since it uses as much as digits as its factorization.

2013120139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 2013120139 is about 44867.8073790106. The cubic root of 2013120139 is about 1262.6701038518.

The spelling of 2013120139 in words is "two billion, thirteen million, one hundred twenty thousand, one hundred thirty-nine".