109551984 has 20 divisors (see below), whose sum is σ = 283009416. Its totient is φ = 36517312.

The previous prime is 109551979. The next prime is 109551989. The reversal of 109551984 is 489155901.

It is an interprime number because it is at equal distance from previous prime (109551979) and next prime (109551989).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109551989) 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, 1141119 + ... + 1141214.

Almost surely, 2^109551984 is an apocalyptic number.

It is an amenable number.

109551984 is an abundant number, since it is smaller than the sum of its proper divisors (173457432).

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

109551984 is a wasteful number, since it uses less digits than its factorization.

109551984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2282344 (or 2282338 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 42.

The square root of 109551984 is about 10466.7083650974. The cubic root of 109551984 is about 478.4906057997.

The spelling of 109551984 in words is "one hundred nine million, five hundred fifty-one thousand, nine hundred eighty-four".