11314061281 has 2 divisors, whose sum is σ = 11314061282. Its totient is φ = 11314061280.

The previous prime is 11314061273. The next prime is 11314061359. The reversal of 11314061281 is 18216041311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5769769681 + 5544291600 = 75959^2 + 74460^2 .

It is a cyclic number.

It is not a de Polignac number, because 11314061281 - 2³ = 11314061273 is a prime.

It is a super-2 number, since 2×11314061281² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11314061581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5657030640 + 5657030641.

It is an arithmetic number, because the mean of its divisors is an integer number (5657030641).

Almost surely, 2^11314061281 is an apocalyptic number.

It is an amenable number.

11314061281 is a deficient number, since it is larger than the sum of its proper divisors (1).

11314061281 is an equidigital number, since it uses as much as digits as its factorization.

11314061281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 28.

The spelling of 11314061281 in words is "eleven billion, three hundred fourteen million, sixty-one thousand, two hundred eighty-one".