2136324637 has 2 divisors, whose sum is σ = 2136324638. Its totient is φ = 2136324636.

The previous prime is 2136324587. The next prime is 2136324653. The reversal of 2136324637 is 7364236312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1076561721 + 1059762916 = 32811^2 + 32554^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136324637 - 2¹⁵ = 2136291869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2136324596 and 2136324605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2136324937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068162318 + 1068162319.

It is an arithmetic number, because the mean of its divisors is an integer number (1068162319).

Almost surely, 2^2136324637 is an apocalyptic number.

It is an amenable number.

2136324637 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136324637 is an equidigital number, since it uses as much as digits as its factorization.

2136324637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 37.

The square root of 2136324637 is about 46220.3920039629. The cubic root of 2136324637 is about 1287.9205801257.

The spelling of 2136324637 in words is "two billion, one hundred thirty-six million, three hundred twenty-four thousand, six hundred thirty-seven".