2136311393 has 2 divisors, whose sum is σ = 2136311394. Its totient is φ = 2136311392.

The previous prime is 2136311329. The next prime is 2136311449. The reversal of 2136311393 is 3931136312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2136011089 + 300304 = 46217^2 + 548^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136311393 - 2⁶ = 2136311329 is a prime.

It is not a weakly prime, because it can be changed into another prime (2136311293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068155696 + 1068155697.

It is an arithmetic number, because the mean of its divisors is an integer number (1068155697).

Almost surely, 2^2136311393 is an apocalyptic number.

It is an amenable number.

2136311393 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136311393 is an equidigital number, since it uses as much as digits as its factorization.

2136311393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8748, while the sum is 32.

The square root of 2136311393 is about 46220.2487336449. The cubic root of 2136311393 is about 1287.9179186614.

The spelling of 2136311393 in words is "two billion, one hundred thirty-six million, three hundred eleven thousand, three hundred ninety-three".