109146612 has 12 divisors (see below), whose sum is σ = 254675456. Its totient is φ = 36382200.

The previous prime is 109146601. The next prime is 109146619. The reversal of 109146612 is 216641901.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×109146612² = 23825965822157088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 109146612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109146619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4547764 + ... + 4547787.

Almost surely, 2^109146612 is an apocalyptic number.

109146612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109146612 is an abundant number, since it is smaller than the sum of its proper divisors (145528844).

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

109146612 is a wasteful number, since it uses less digits than its factorization.

109146612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9095558 (or 9095556 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 109146612 is about 10447.3255907912. The cubic root of 109146612 is about 477.8996947610.

The spelling of 109146612 in words is "one hundred nine million, one hundred forty-six thousand, six hundred twelve".