2540630227 has 2 divisors, whose sum is σ = 2540630228. Its totient is φ = 2540630226.

The previous prime is 2540630177. The next prime is 2540630269. The reversal of 2540630227 is 7220360452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2540630227 - 2²³ = 2532241619 is a prime.

It is not a weakly prime, because it can be changed into another prime (2540630527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270315113 + 1270315114.

It is an arithmetic number, because the mean of its divisors is an integer number (1270315114).

Almost surely, 2^2540630227 is an apocalyptic number.

2540630227 is a deficient number, since it is larger than the sum of its proper divisors (1).

2540630227 is an equidigital number, since it uses as much as digits as its factorization.

2540630227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 2540630227 is about 50404.6647345263. The cubic root of 2540630227 is about 1364.5218265442.

Adding to 2540630227 its reverse (7220360452), we get a palindrome (9760990679).

The spelling of 2540630227 in words is "two billion, five hundred forty million, six hundred thirty thousand, two hundred twenty-seven".