109413920 has 192 divisors, whose sum is σ = 329204736. Its totient is φ = 33377280.

The previous prime is 109413919. The next prime is 109413923. The reversal of 109413920 is 29314901.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (109413923) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1022507 + ... + 1022613.

It is an arithmetic number, because the mean of its divisors is an integer number (1714608).

Almost surely, 2^109413920 is an apocalyptic number.

109413920 is a gapful number since it is divisible by the number (10) 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 109413920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164602368).

109413920 is an abundant number, since it is smaller than the sum of its proper divisors (219790816).

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

109413920 is a wasteful number, since it uses less digits than its factorization.

109413920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 215 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 109413920 is about 10460.1108980737. The cubic root of 109413920 is about 478.2895137521.

The spelling of 109413920 in words is "one hundred nine million, four hundred thirteen thousand, nine hundred twenty".