109169317 has 2 divisors, whose sum is σ = 109169318. Its totient is φ = 109169316.

The previous prime is 109169309. The next prime is 109169341. The reversal of 109169317 is 713961901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98922916 + 10246401 = 9946^2 + 3201^2 .

It is a cyclic number.

It is not a de Polignac number, because 109169317 - 2³ = 109169309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109169377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54584658 + 54584659.

It is an arithmetic number, because the mean of its divisors is an integer number (54584659).

Almost surely, 2^109169317 is an apocalyptic number.

It is an amenable number.

109169317 is a deficient number, since it is larger than the sum of its proper divisors (1).

109169317 is an equidigital number, since it uses as much as digits as its factorization.

109169317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10206, while the sum is 37.

The square root of 109169317 is about 10448.4121760199. The cubic root of 109169317 is about 477.9328304979.

The spelling of 109169317 in words is "one hundred nine million, one hundred sixty-nine thousand, three hundred seventeen".