20130599 has 2 divisors, whose sum is σ = 20130600. Its totient is φ = 20130598.

The previous prime is 20130581. The next prime is 20130647. The reversal of 20130599 is 99503102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20130599 - 2⁸ = 20130343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20130529) 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 as a sum of consecutive naturals, namely, 10065299 + 10065300.

It is an arithmetic number, because the mean of its divisors is an integer number (10065300).

Almost surely, 2^20130599 is an apocalyptic number.

20130599 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130599 is an equidigital number, since it uses as much as digits as its factorization.

20130599 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 20130599 is about 4486.7136079763. The cubic root of 20130599 is about 272.0313139770.

The spelling of 20130599 in words is "twenty million, one hundred thirty thousand, five hundred ninety-nine".