11134330261 has 2 divisors, whose sum is σ = 11134330262. Its totient is φ = 11134330260.

The previous prime is 11134330219. The next prime is 11134330279. The reversal of 11134330261 is 16203343111.

11134330261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6823751236 + 4310579025 = 82606^2 + 65655^2 .

It is a cyclic number.

It is not a de Polignac number, because 11134330261 - 2⁹ = 11134329749 is a prime.

It is a super-2 number, since 2×11134330261² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11134337261) 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, 5567165130 + 5567165131.

It is an arithmetic number, because the mean of its divisors is an integer number (5567165131).

Almost surely, 2^11134330261 is an apocalyptic number.

It is an amenable number.

11134330261 is a deficient number, since it is larger than the sum of its proper divisors (1).

11134330261 is an equidigital number, since it uses as much as digits as its factorization.

11134330261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 11134330261 its reverse (16203343111), we get a palindrome (27337673372).

The spelling of 11134330261 in words is "eleven billion, one hundred thirty-four million, three hundred thirty thousand, two hundred sixty-one".