1183361928 has 32 divisors (see below), whose sum is σ = 3381034560. Its totient is φ = 338103360.

The previous prime is 1183361923. The next prime is 1183361929. The reversal of 1183361928 is 8291633811.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 1183361928.

It is not an unprimeable number, because it can be changed into a prime (1183361923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3521743 + ... + 3522078.

It is an arithmetic number, because the mean of its divisors is an integer number (105657330).

Almost surely, 2^1183361928 is an apocalyptic number.

It is an amenable number.

1183361928 is an abundant number, since it is smaller than the sum of its proper divisors (2197672632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1183361928 is a wasteful number, since it uses less digits than its factorization.

1183361928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7043837 (or 7043833 counting only the distinct ones).

The product of its digits is 62208, while the sum is 42.

The square root of 1183361928 is about 34400.0280232444. The cubic root of 1183361928 is about 1057.7244193943.

The spelling of 1183361928 in words is "one billion, one hundred eighty-three million, three hundred sixty-one thousand, nine hundred twenty-eight".