109575617 has 2 divisors, whose sum is σ = 109575618. Its totient is φ = 109575616.

The previous prime is 109575593. The next prime is 109575647. The reversal of 109575617 is 716575901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 88378801 + 21196816 = 9401^2 + 4604^2 .

It is a cyclic number.

It is not a de Polignac number, because 109575617 - 2⁶ = 109575553 is a prime.

It is not a weakly prime, because it can be changed into another prime (109575647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54787808 + 54787809.

It is an arithmetic number, because the mean of its divisors is an integer number (54787809).

Almost surely, 2^109575617 is an apocalyptic number.

It is an amenable number.

109575617 is a deficient number, since it is larger than the sum of its proper divisors (1).

109575617 is an equidigital number, since it uses as much as digits as its factorization.

109575617 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 66150, while the sum is 41.

The square root of 109575617 is about 10467.8372646884. The cubic root of 109575617 is about 478.5250106397.

The spelling of 109575617 in words is "one hundred nine million, five hundred seventy-five thousand, six hundred seventeen".