2567356973 has 2 divisors, whose sum is σ = 2567356974. Its totient is φ = 2567356972.

The previous prime is 2567356927. The next prime is 2567356997. The reversal of 2567356973 is 3796537652.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1529357449 + 1037999524 = 39107^2 + 32218^2 .

It is a cyclic number.

It is not a de Polignac number, because 2567356973 - 2¹⁰ = 2567355949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2567359973) 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, 1283678486 + 1283678487.

It is an arithmetic number, because the mean of its divisors is an integer number (1283678487).

Almost surely, 2^2567356973 is an apocalyptic number.

It is an amenable number.

2567356973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2567356973 is an equidigital number, since it uses as much as digits as its factorization.

2567356973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7144200, while the sum is 53.

The square root of 2567356973 is about 50669.0928772166. The cubic root of 2567356973 is about 1369.2899463999.

The spelling of 2567356973 in words is "two billion, five hundred sixty-seven million, three hundred fifty-six thousand, nine hundred seventy-three".