11147732243 has 4 divisors (see below), whose sum is σ = 11158982208. Its totient is φ = 11136482280.

The previous prime is 11147732237. The next prime is 11147732251. The reversal of 11147732243 is 34223774111.

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 11147732243 - 2⁶ = 11147732179 is a prime.

It is a super-2 number, since 2×11147732243² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11147732203) 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, 5623496 + ... + 5625477.

It is an arithmetic number, because the mean of its divisors is an integer number (2789745552).

Almost surely, 2^11147732243 is an apocalyptic number.

11147732243 is a deficient number, since it is larger than the sum of its proper divisors (11249965).

11147732243 is an equidigital number, since it uses as much as digits as its factorization.

11147732243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11249964.

The product of its digits is 28224, while the sum is 35.

The spelling of 11147732243 in words is "eleven billion, one hundred forty-seven million, seven hundred thirty-two thousand, two hundred forty-three".