109562112 has 216 divisors, whose sum is σ = 358844640. Its totient is φ = 32947200.

The previous prime is 109562107. The next prime is 109562119. The reversal of 109562112 is 211265901.

It is a tau number, because it is divible by the number of its divisors (216).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (109562119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 836287 + ... + 836417.

Almost surely, 2^109562112 is an apocalyptic number.

109562112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 109562112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179422320).

109562112 is an abundant number, since it is smaller than the sum of its proper divisors (249282528).

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

109562112 is a wasteful number, since it uses less digits than its factorization.

109562112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 109562112 is about 10467.1921736443. The cubic root of 109562112 is about 478.5053507131.

The spelling of 109562112 in words is "one hundred nine million, five hundred sixty-two thousand, one hundred twelve".