11323151771 has 4 divisors (see below), whose sum is σ = 11363163192. Its totient is φ = 11283140352.

The previous prime is 11323151759. The next prime is 11323151803. The reversal of 11323151771 is 17715132311.

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

It is a cyclic number.

It is not a de Polignac number, because 11323151771 - 2¹⁴ = 11323135387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11323151711) 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, 20005286 + ... + 20005851.

It is an arithmetic number, because the mean of its divisors is an integer number (2840790798).

Almost surely, 2^11323151771 is an apocalyptic number.

11323151771 is a deficient number, since it is larger than the sum of its proper divisors (40011421).

11323151771 is an equidigital number, since it uses as much as digits as its factorization.

11323151771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40011420.

The product of its digits is 4410, while the sum is 32.

The spelling of 11323151771 in words is "eleven billion, three hundred twenty-three million, one hundred fifty-one thousand, seven hundred seventy-one".