2570272921 has 2 divisors, whose sum is σ = 2570272922. Its totient is φ = 2570272920.

The previous prime is 2570272907. The next prime is 2570272933. The reversal of 2570272921 is 1292720752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2530090000 + 40182921 = 50300^2 + 6339^2 .

It is a cyclic number.

It is not a de Polignac number, because 2570272921 - 2⁵ = 2570272889 is a prime.

It is not a weakly prime, because it can be changed into another prime (2570272981) 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, 1285136460 + 1285136461.

It is an arithmetic number, because the mean of its divisors is an integer number (1285136461).

Almost surely, 2^2570272921 is an apocalyptic number.

It is an amenable number.

2570272921 is a deficient number, since it is larger than the sum of its proper divisors (1).

2570272921 is an equidigital number, since it uses as much as digits as its factorization.

2570272921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35280, while the sum is 37.

The square root of 2570272921 is about 50697.8591362594. The cubic root of 2570272921 is about 1369.8081534690.

The spelling of 2570272921 in words is "two billion, five hundred seventy million, two hundred seventy-two thousand, nine hundred twenty-one".