109015317 has 12 divisors (see below), whose sum is σ = 159685344. Its totient is φ = 71652840.

The previous prime is 109015301. The next prime is 109015327. The reversal of 109015317 is 713510901.

It is a happy number.

It is not a de Polignac number, because 109015317 - 2⁴ = 109015301 is a prime.

It is a super-2 number, since 2×109015317² = 23768678681220978, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109015327) 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, 84663 + ... + 85940.

It is an arithmetic number, because the mean of its divisors is an integer number (13307112).

Almost surely, 2^109015317 is an apocalyptic number.

It is an amenable number.

109015317 is a deficient number, since it is larger than the sum of its proper divisors (50670027).

109015317 is a wasteful number, since it uses less digits than its factorization.

109015317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170680 (or 170677 counting only the distinct ones).

The product of its (nonzero) digits is 945, while the sum is 27.

The square root of 109015317 is about 10441.0400344027. The cubic root of 109015317 is about 477.7079923173.

The spelling of 109015317 in words is "one hundred nine million, fifteen thousand, three hundred seventeen".