11554523323 has 4 divisors (see below), whose sum is σ = 13205169520. Its totient is φ = 9903877128.

The previous prime is 11554523311. The next prime is 11554523327. The reversal of 11554523323 is 32332545511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11554523323 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11554523327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825323088 + ... + 825323101.

It is an arithmetic number, because the mean of its divisors is an integer number (3301292380).

Almost surely, 2^11554523323 is an apocalyptic number.

11554523323 is a deficient number, since it is larger than the sum of its proper divisors (1650646197).

11554523323 is an equidigital number, since it uses as much as digits as its factorization.

11554523323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650646196.

The product of its digits is 54000, while the sum is 34.

The spelling of 11554523323 in words is "eleven billion, five hundred fifty-four million, five hundred twenty-three thousand, three hundred twenty-three".