2136402241 has 2 divisors, whose sum is σ = 2136402242. Its totient is φ = 2136402240.

The previous prime is 2136402227. The next prime is 2136402253. The reversal of 2136402241 is 1422046312.

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., 1480017841 + 656384400 = 38471^2 + 25620^2 .

It is a cyclic number.

It is not a de Polignac number, because 2136402241 - 2¹¹ = 2136400193 is a prime.

It is not a weakly prime, because it can be changed into another prime (2136402221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068201120 + 1068201121.

It is an arithmetic number, because the mean of its divisors is an integer number (1068201121).

Almost surely, 2^2136402241 is an apocalyptic number.

It is an amenable number.

2136402241 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136402241 is an equidigital number, since it uses as much as digits as its factorization.

2136402241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2136402241 is about 46221.2314959262. The cubic root of 2136402241 is about 1287.9361749120.

Adding to 2136402241 its reverse (1422046312), we get a palindrome (3558448553).

The spelling of 2136402241 in words is "two billion, one hundred thirty-six million, four hundred two thousand, two hundred forty-one".