2645233051 has 2 divisors, whose sum is σ = 2645233052. Its totient is φ = 2645233050.

The previous prime is 2645233009. The next prime is 2645233079. The reversal of 2645233051 is 1503325462.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2645233051 - 2⁹ = 2645232539 is a prime.

It is not a weakly prime, because it can be changed into another prime (2645233001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1322616525 + 1322616526.

It is an arithmetic number, because the mean of its divisors is an integer number (1322616526).

Almost surely, 2^2645233051 is an apocalyptic number.

2645233051 is a deficient number, since it is larger than the sum of its proper divisors (1).

2645233051 is an equidigital number, since it uses as much as digits as its factorization.

2645233051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 2645233051 is about 51431.8291624943. The cubic root of 2645233051 is about 1382.9972401801.

The spelling of 2645233051 in words is "two billion, six hundred forty-five million, two hundred thirty-three thousand, fifty-one".