2136332521 has 2 divisors, whose sum is σ = 2136332522. Its totient is φ = 2136332520.

The previous prime is 2136332491. The next prime is 2136332537. The reversal of 2136332521 is 1252336312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2114988121 + 21344400 = 45989^2 + 4620^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136332521 - 2¹⁷ = 2136201449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2136332521.

It is not a weakly prime, because it can be changed into another prime (2136332551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068166260 + 1068166261.

It is an arithmetic number, because the mean of its divisors is an integer number (1068166261).

Almost surely, 2^2136332521 is an apocalyptic number.

It is an amenable number.

2136332521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136332521 is an equidigital number, since it uses as much as digits as its factorization.

2136332521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 28.

The square root of 2136332521 is about 46220.4772909151. The cubic root of 2136332521 is about 1287.9221644594.

Adding to 2136332521 its reverse (1252336312), we get a palindrome (3388668833).

The spelling of 2136332521 in words is "two billion, one hundred thirty-six million, three hundred thirty-two thousand, five hundred twenty-one".