1097984964 has 24 divisors (see below), whose sum is σ = 2563226848. Its totient is φ = 365814720.

The previous prime is 1097984957. The next prime is 1097984981. The reversal of 1097984964 is 4694897901.

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, 4104 + ... + 47040.

Almost surely, 2^1097984964 is an apocalyptic number.

It is an amenable number.

1097984964 is an abundant number, since it is smaller than the sum of its proper divisors (1465241884).

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

1097984964 is a wasteful number, since it uses less digits than its factorization.

1097984964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45075 (or 45073 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 57.

The square root of 1097984964 is about 33135.8561682055. The cubic root of 1097984964 is about 1031.6494024194.

The spelling of 1097984964 in words is "one billion, ninety-seven million, nine hundred eighty-four thousand, nine hundred sixty-four".