2252784977 has 2 divisors, whose sum is σ = 2252784978. Its totient is φ = 2252784976.

The previous prime is 2252784959. The next prime is 2252784983. The reversal of 2252784977 is 7794872522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1468728976 + 784056001 = 38324^2 + 28001^2 .

It is a cyclic number.

It is not a de Polignac number, because 2252784977 - 2¹⁴ = 2252768593 is a prime.

It is not a weakly prime, because it can be changed into another prime (2252784917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1126392488 + 1126392489.

It is an arithmetic number, because the mean of its divisors is an integer number (1126392489).

Almost surely, 2^2252784977 is an apocalyptic number.

It is an amenable number.

2252784977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2252784977 is an equidigital number, since it uses as much as digits as its factorization.

2252784977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3951360, while the sum is 53.

The square root of 2252784977 is about 47463.5120592651. The cubic root of 2252784977 is about 1310.9111189717.

The spelling of 2252784977 in words is "two billion, two hundred fifty-two million, seven hundred eighty-four thousand, nine hundred seventy-seven".