2040254977 has 2 divisors, whose sum is σ = 2040254978. Its totient is φ = 2040254976.

The previous prime is 2040254971. The next prime is 2040255011. The reversal of 2040254977 is 7794520402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1178480241 + 861774736 = 34329^2 + 29356^2 .

It is a cyclic number.

It is not a de Polignac number, because 2040254977 - 2³ = 2040254969 is a prime.

It is not a weakly prime, because it can be changed into another prime (2040254971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020127488 + 1020127489.

It is an arithmetic number, because the mean of its divisors is an integer number (1020127489).

Almost surely, 2^2040254977 is an apocalyptic number.

It is an amenable number.

2040254977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040254977 is an equidigital number, since it uses as much as digits as its factorization.

2040254977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 2040254977 is about 45169.1817171841. The cubic root of 2040254977 is about 1268.3179784902.

The spelling of 2040254977 in words is "two billion, forty million, two hundred fifty-four thousand, nine hundred seventy-seven".