11346451261 has 2 divisors, whose sum is σ = 11346451262. Its totient is φ = 11346451260.

The previous prime is 11346451243. The next prime is 11346451271. The reversal of 11346451261 is 16215464311.

11346451261 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., 10507480036 + 838971225 = 102506^2 + 28965^2 .

It is a cyclic number.

It is not a de Polignac number, because 11346451261 - 2⁵ = 11346451229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11346451271) 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, 5673225630 + 5673225631.

It is an arithmetic number, because the mean of its divisors is an integer number (5673225631).

Almost surely, 2^11346451261 is an apocalyptic number.

It is an amenable number.

11346451261 is a deficient number, since it is larger than the sum of its proper divisors (1).

11346451261 is an equidigital number, since it uses as much as digits as its factorization.

11346451261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 34.

The spelling of 11346451261 in words is "eleven billion, three hundred forty-six million, four hundred fifty-one thousand, two hundred sixty-one".