1097183928 has 16 divisors (see below), whose sum is σ = 2742959880. Its totient is φ = 365727968.

The previous prime is 1097183921. The next prime is 1097183939. The reversal of 1097183928 is 8293817901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097183921) 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, 22857975 + ... + 22858022.

Almost surely, 2^1097183928 is an apocalyptic number.

It is an amenable number.

1097183928 is an abundant number, since it is smaller than the sum of its proper divisors (1645775952).

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

1097183928 is a wasteful number, since it uses less digits than its factorization.

1097183928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45716006 (or 45716002 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 48.

The square root of 1097183928 is about 33123.7668147812. The cubic root of 1097183928 is about 1031.3984611092.

The spelling of 1097183928 in words is "one billion, ninety-seven million, one hundred eighty-three thousand, nine hundred twenty-eight".