2039135899 has 4 divisors (see below), whose sum is σ = 2109450960. Its totient is φ = 1968820840.

The previous prime is 2039135881. The next prime is 2039135929. The reversal of 2039135899 is 9985319302.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2039135899 - 2⁹ = 2039135387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2039135849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35157487 + ... + 35157544.

It is an arithmetic number, because the mean of its divisors is an integer number (527362740).

Almost surely, 2^2039135899 is an apocalyptic number.

2039135899 is a gapful number since it is divisible by the number (29) formed by its first and last digit.

2039135899 is a deficient number, since it is larger than the sum of its proper divisors (70315061).

2039135899 is an equidigital number, since it uses as much as digits as its factorization.

2039135899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70315060.

The product of its (nonzero) digits is 524880, while the sum is 49.

The square root of 2039135899 is about 45156.7923905142. The cubic root of 2039135899 is about 1268.0860456607.

The spelling of 2039135899 in words is "two billion, thirty-nine million, one hundred thirty-five thousand, eight hundred ninety-nine".