10775249081 has 2 divisors, whose sum is σ = 10775249082. Its totient is φ = 10775249080.

The previous prime is 10775249027. The next prime is 10775249117. The reversal of 10775249081 is 18094257701.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10751823481 + 23425600 = 103691^2 + 4840^2 .

It is a cyclic number.

It is not a de Polignac number, because 10775249081 - 2¹⁴ = 10775232697 is a prime.

It is a super-2 number, since 2×10775249081² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10775242081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5387624540 + 5387624541.

It is an arithmetic number, because the mean of its divisors is an integer number (5387624541).

Almost surely, 2^10775249081 is an apocalyptic number.

It is an amenable number.

10775249081 is a deficient number, since it is larger than the sum of its proper divisors (1).

10775249081 is an equidigital number, since it uses as much as digits as its factorization.

10775249081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 44.

The spelling of 10775249081 in words is "ten billion, seven hundred seventy-five million, two hundred forty-nine thousand, eighty-one".