109245999 has 8 divisors (see below), whose sum is σ = 145720960. Its totient is φ = 72800856.

The previous prime is 109245977. The next prime is 109246031. The reversal of 109245999 is 999542901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 109245999 - 2⁵ = 109245967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109245919) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3324 + ... + 15150.

It is an arithmetic number, because the mean of its divisors is an integer number (18215120).

Almost surely, 2^109245999 is an apocalyptic number.

109245999 is a deficient number, since it is larger than the sum of its proper divisors (36474961).

109245999 is a wasteful number, since it uses less digits than its factorization.

109245999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14909.

The product of its (nonzero) digits is 262440, while the sum is 48.

The square root of 109245999 is about 10452.0810846453. The cubic root of 109245999 is about 478.0447064620.

The spelling of 109245999 in words is "one hundred nine million, two hundred forty-five thousand, nine hundred ninety-nine".