2326135621 has 2 divisors, whose sum is σ = 2326135622. Its totient is φ = 2326135620.

The previous prime is 2326135597. The next prime is 2326135627. The reversal of 2326135621 is 1265316232.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1788359521 + 537776100 = 42289^2 + 23190^2 .

It is a cyclic number.

It is not a de Polignac number, because 2326135621 - 2⁵ = 2326135589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2326135627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1163067810 + 1163067811.

It is an arithmetic number, because the mean of its divisors is an integer number (1163067811).

Almost surely, 2^2326135621 is an apocalyptic number.

It is an amenable number.

2326135621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2326135621 is an equidigital number, since it uses as much as digits as its factorization.

2326135621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 2326135621 is about 48230.0282085756. The cubic root of 2326135621 is about 1324.9871831678.

The spelling of 2326135621 in words is "two billion, three hundred twenty-six million, one hundred thirty-five thousand, six hundred twenty-one".