2070938813 has 2 divisors, whose sum is σ = 2070938814. Its totient is φ = 2070938812.

The previous prime is 2070938789. The next prime is 2070938897. The reversal of 2070938813 is 3188390702.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2057711044 + 13227769 = 45362^2 + 3637^2 .

It is a cyclic number.

It is not a de Polignac number, because 2070938813 - 2¹² = 2070934717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2070938213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1035469406 + 1035469407.

It is an arithmetic number, because the mean of its divisors is an integer number (1035469407).

Almost surely, 2^2070938813 is an apocalyptic number.

It is an amenable number.

2070938813 is a deficient number, since it is larger than the sum of its proper divisors (1).

2070938813 is an equidigital number, since it uses as much as digits as its factorization.

2070938813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 2070938813 is about 45507.5687441111. The cubic root of 2070938813 is about 1274.6445376892.

The spelling of 2070938813 in words is "two billion, seventy million, nine hundred thirty-eight thousand, eight hundred thirteen".