109423725 has 24 divisors (see below), whose sum is σ = 181283040. Its totient is φ = 58240320.

The previous prime is 109423697. The next prime is 109423729. The reversal of 109423725 is 527324901.

It is not a de Polignac number, because 109423725 - 2⁷ = 109423597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109423729) 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, 45247 + ... + 47603.

It is an arithmetic number, because the mean of its divisors is an integer number (7553460).

Almost surely, 2^109423725 is an apocalyptic number.

109423725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

109423725 is a deficient number, since it is larger than the sum of its proper divisors (71859315).

109423725 is a wasteful number, since it uses less digits than its factorization.

109423725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2989 (or 2984 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 109423725 is about 10460.5795728535. The cubic root of 109423725 is about 478.3038004431.

The spelling of 109423725 in words is "one hundred nine million, four hundred twenty-three thousand, seven hundred twenty-five".