109317105 has 12 divisors (see below), whose sum is σ = 189483060. Its totient is φ = 58302432.

The previous prime is 109317101. The next prime is 109317113. The reversal of 109317105 is 501713901.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 13198689 + 96118416 = 3633^2 + 9804^2 .

It is not a de Polignac number, because 109317105 - 2² = 109317101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (109317101) 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, 1214590 + ... + 1214679.

It is an arithmetic number, because the mean of its divisors is an integer number (15790255).

Almost surely, 2^109317105 is an apocalyptic number.

109317105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

109317105 is a deficient number, since it is larger than the sum of its proper divisors (80165955).

109317105 is a wasteful number, since it uses less digits than its factorization.

109317105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2429280 (or 2429277 counting only the distinct ones).

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

The square root of 109317105 is about 10455.4820548839. The cubic root of 109317105 is about 478.1484004951.

The spelling of 109317105 in words is "one hundred nine million, three hundred seventeen thousand, one hundred five".