109718412 has 36 divisors (see below), whose sum is σ = 258358968. Its totient is φ = 36240000.

The previous prime is 109718363. The next prime is 109718429. The reversal of 109718412 is 214817901.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273412 + ... + 273812.

It is an arithmetic number, because the mean of its divisors is an integer number (7176638).

Almost surely, 2^109718412 is an apocalyptic number.

109718412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109718412 is an abundant number, since it is smaller than the sum of its proper divisors (148640556).

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

109718412 is a wasteful number, since it uses less digits than its factorization.

109718412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 109718412 is about 10474.6556983989. The cubic root of 109718412 is about 478.7327859340.

The spelling of 109718412 in words is "one hundred nine million, seven hundred eighteen thousand, four hundred twelve".