2540274959 has 2 divisors, whose sum is σ = 2540274960. Its totient is φ = 2540274958.

The previous prime is 2540274887. The next prime is 2540275019. The reversal of 2540274959 is 9594720452.

It is a happy number.

2540274959 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2540274959 - 2²⁸ = 2271839503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2540273959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270137479 + 1270137480.

It is an arithmetic number, because the mean of its divisors is an integer number (1270137480).

Almost surely, 2^2540274959 is an apocalyptic number.

2540274959 is a deficient number, since it is larger than the sum of its proper divisors (1).

2540274959 is an equidigital number, since it uses as much as digits as its factorization.

2540274959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 47.

The square root of 2540274959 is about 50401.1404533667. The cubic root of 2540274959 is about 1364.4582211268.

The spelling of 2540274959 in words is "two billion, five hundred forty million, two hundred seventy-four thousand, nine hundred fifty-nine".