2522681197 has 2 divisors, whose sum is σ = 2522681198. Its totient is φ = 2522681196.

The previous prime is 2522681173. The next prime is 2522681207. The reversal of 2522681197 is 7911862252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2438976996 + 83704201 = 49386^2 + 9149^2 .

It is a cyclic number.

It is not a de Polignac number, because 2522681197 - 2¹¹ = 2522679149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2522681107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1261340598 + 1261340599.

It is an arithmetic number, because the mean of its divisors is an integer number (1261340599).

Almost surely, 2^2522681197 is an apocalyptic number.

It is an amenable number.

2522681197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2522681197 is an equidigital number, since it uses as much as digits as its factorization.

2522681197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 43.

The square root of 2522681197 is about 50226.2998537619. The cubic root of 2522681197 is about 1361.3008741210.

The spelling of 2522681197 in words is "two billion, five hundred twenty-two million, six hundred eighty-one thousand, one hundred ninety-seven".