22127461297 has 2 divisors, whose sum is σ = 22127461298. Its totient is φ = 22127461296.

The previous prime is 22127461283. The next prime is 22127461309. The reversal of 22127461297 is 79216472122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19769484816 + 2357976481 = 140604^2 + 48559^2 .

It is a cyclic number.

It is not a de Polignac number, because 22127461297 - 2¹⁹ = 22126937009 is a prime.

It is not a weakly prime, because it can be changed into another prime (22127461207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11063730648 + 11063730649.

It is an arithmetic number, because the mean of its divisors is an integer number (11063730649).

Almost surely, 2^22127461297 is an apocalyptic number.

It is an amenable number.

22127461297 is a deficient number, since it is larger than the sum of its proper divisors (1).

22127461297 is an equidigital number, since it uses as much as digits as its factorization.

22127461297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 43.

The spelling of 22127461297 in words is "twenty-two billion, one hundred twenty-seven million, four hundred sixty-one thousand, two hundred ninety-seven".