109689275 has 12 divisors (see below), whose sum is σ = 139691952. Its totient is φ = 85379040.

The previous prime is 109689271. The next prime is 109689311. The reversal of 109689275 is 572986901.

It is not a de Polignac number, because 109689275 - 2² = 109689271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109689271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58367 + ... + 60216.

It is an arithmetic number, because the mean of its divisors is an integer number (11640996).

Almost surely, 2^109689275 is an apocalyptic number.

109689275 is a deficient number, since it is larger than the sum of its proper divisors (30002677).

109689275 is a wasteful number, since it uses less digits than its factorization.

109689275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118630 (or 118625 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 47.

The square root of 109689275 is about 10473.2647727440. The cubic root of 109689275 is about 478.6904044963.

The spelling of 109689275 in words is "one hundred nine million, six hundred eighty-nine thousand, two hundred seventy-five".