11323446261 has 4 divisors (see below), whose sum is σ = 15097928352. Its totient is φ = 7548964172.

The previous prime is 11323446217. The next prime is 11323446263. The reversal of 11323446261 is 16264432311.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11323446261 - 2²⁶ = 11256337397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323446263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1887241041 + ... + 1887241046.

It is an arithmetic number, because the mean of its divisors is an integer number (3774482088).

Almost surely, 2^11323446261 is an apocalyptic number.

It is an amenable number.

11323446261 is a deficient number, since it is larger than the sum of its proper divisors (3774482091).

11323446261 is an equidigital number, since it uses as much as digits as its factorization.

11323446261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774482090.

The product of its digits is 20736, while the sum is 33.

Adding to 11323446261 its reverse (16264432311), we get a palindrome (27587878572).

The spelling of 11323446261 in words is "eleven billion, three hundred twenty-three million, four hundred forty-six thousand, two hundred sixty-one".