2113535899 has 2 divisors, whose sum is σ = 2113535900. Its totient is φ = 2113535898.

The previous prime is 2113535891. The next prime is 2113535911. The reversal of 2113535899 is 9985353112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2113535899 - 2³ = 2113535891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2113535891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056767949 + 1056767950.

It is an arithmetic number, because the mean of its divisors is an integer number (1056767950).

Almost surely, 2^2113535899 is an apocalyptic number.

2113535899 is a deficient number, since it is larger than the sum of its proper divisors (1).

2113535899 is an equidigital number, since it uses as much as digits as its factorization.

2113535899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 291600, while the sum is 46.

The square root of 2113535899 is about 45973.2084914682. The cubic root of 2113535899 is about 1283.3246698165.

The spelling of 2113535899 in words is "two billion, one hundred thirteen million, five hundred thirty-five thousand, eight hundred ninety-nine".