109650665 has 8 divisors (see below), whose sum is σ = 132067968. Its totient is φ = 87395760.

The previous prime is 109650649. The next prime is 109650703. The reversal of 109650665 is 566056901.

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

It is not a de Polignac number, because 109650665 - 2⁴ = 109650649 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39107 + ... + 41816.

It is an arithmetic number, because the mean of its divisors is an integer number (16508496).

Almost surely, 2^109650665 is an apocalyptic number.

It is an amenable number.

109650665 is a deficient number, since it is larger than the sum of its proper divisors (22417303).

109650665 is an equidigital number, since it uses as much as digits as its factorization.

109650665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81199.

The product of its (nonzero) digits is 48600, while the sum is 38.

The square root of 109650665 is about 10471.4213457391. The cubic root of 109650665 is about 478.6342324732.

The spelling of 109650665 in words is "one hundred nine million, six hundred fifty thousand, six hundred sixty-five".