109120617 has 6 divisors (see below), whose sum is σ = 157618682. Its totient is φ = 72747072.

The previous prime is 109120607. The next prime is 109120631. The reversal of 109120617 is 716021901.

It can be written as a sum of positive squares in only one way, i.e., 82246761 + 26873856 = 9069^2 + 5184^2 .

It is not a de Polignac number, because 109120617 - 2¹⁸ = 108858473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109120607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6062248 + ... + 6062265.

Almost surely, 2^109120617 is an apocalyptic number.

It is an amenable number.

109120617 is a deficient number, since it is larger than the sum of its proper divisors (48498065).

109120617 is a wasteful number, since it uses less digits than its factorization.

109120617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12124519 (or 12124516 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 27.

The square root of 109120617 is about 10446.0814184076. The cubic root of 109120617 is about 477.8617519466.

The spelling of 109120617 in words is "one hundred nine million, one hundred twenty thousand, six hundred seventeen".