109912146 has 16 divisors (see below), whose sum is σ = 227404800. Its totient is φ = 35373968.

The previous prime is 109912129. The next prime is 109912151. The reversal of 109912146 is 641219901.

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, 315666 + ... + 316013.

It is an arithmetic number, because the mean of its divisors is an integer number (14212800).

Almost surely, 2^109912146 is an apocalyptic number.

109912146 is an abundant number, since it is smaller than the sum of its proper divisors (117492654).

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

109912146 is a wasteful number, since it uses less digits than its factorization.

109912146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631713.

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 109912146 is about 10483.8993699863. The cubic root of 109912146 is about 479.0143925197.

The spelling of 109912146 in words is "one hundred nine million, nine hundred twelve thousand, one hundred forty-six".