11147943628 has 24 divisors (see below), whose sum is σ = 19583743760. Its totient is φ = 5552616960.

The previous prime is 11147943617. The next prime is 11147943637. The reversal of 11147943628 is 82634974111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2127700 + ... + 2132932.

Almost surely, 2^11147943628 is an apocalyptic number.

It is an amenable number.

11147943628 is a deficient number, since it is larger than the sum of its proper divisors (8435800132).

11147943628 is a wasteful number, since it uses less digits than its factorization.

11147943628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7177 (or 7175 counting only the distinct ones).

The product of its digits is 290304, while the sum is 46.

The spelling of 11147943628 in words is "eleven billion, one hundred forty-seven million, nine hundred forty-three thousand, six hundred twenty-eight".