2261485574113 has 2 divisors, whose sum is σ = 2261485574114. Its totient is φ = 2261485574112.

The previous prime is 2261485574087. The next prime is 2261485574123. The reversal of 2261485574113 is 3114755841622.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1736407081984 + 525078492129 = 1317728^2 + 724623^2 .

It is a cyclic number.

It is not a de Polignac number, because 2261485574113 - 2²⁹ = 2260948703201 is a prime.

It is a super-2 number, since 2×2261485574113² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2261485574123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130742787056 + 1130742787057.

It is an arithmetic number, because the mean of its divisors is an integer number (1130742787057).

Almost surely, 2^{2261485574113} is an apocalyptic number.

It is an amenable number.

2261485574113 is a deficient number, since it is larger than the sum of its proper divisors (1).

2261485574113 is an equidigital number, since it uses as much as digits as its factorization.

2261485574113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1612800, while the sum is 49.

The spelling of 2261485574113 in words is "two trillion, two hundred sixty-one billion, four hundred eighty-five million, five hundred seventy-four thousand, one hundred thirteen".