11323523249 has 2 divisors, whose sum is σ = 11323523250. Its totient is φ = 11323523248.

The previous prime is 11323523227. The next prime is 11323523297. The reversal of 11323523249 is 94232532311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7350490225 + 3973033024 = 85735^2 + 63032^2 .

It is a cyclic number.

It is not a de Polignac number, because 11323523249 - 2⁸ = 11323522993 is a prime.

It is not a weakly prime, because it can be changed into another prime (11323523219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5661761624 + 5661761625.

It is an arithmetic number, because the mean of its divisors is an integer number (5661761625).

Almost surely, 2^11323523249 is an apocalyptic number.

It is an amenable number.

11323523249 is a deficient number, since it is larger than the sum of its proper divisors (1).

11323523249 is an equidigital number, since it uses as much as digits as its factorization.

11323523249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The spelling of 11323523249 in words is "eleven billion, three hundred twenty-three million, five hundred twenty-three thousand, two hundred forty-nine".