109739317 has 2 divisors, whose sum is σ = 109739318. Its totient is φ = 109739316.

The previous prime is 109739297. The next prime is 109739323. The reversal of 109739317 is 713937901.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82428241 + 27311076 = 9079^2 + 5226^2 .

It is a cyclic number.

It is not a de Polignac number, because 109739317 - 2¹⁵ = 109706549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 109739317.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (109739327) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54869658 + 54869659.

It is an arithmetic number, because the mean of its divisors is an integer number (54869659).

Almost surely, 2^109739317 is an apocalyptic number.

It is an amenable number.

109739317 is a deficient number, since it is larger than the sum of its proper divisors (1).

109739317 is an equidigital number, since it uses as much as digits as its factorization.

109739317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35721, while the sum is 40.

The square root of 109739317 is about 10475.6535356989. The cubic root of 109739317 is about 478.7631888329.

It can be divided in two parts, 1097393 and 17, that multiplied together give a palindrome (18655681).

The spelling of 109739317 in words is "one hundred nine million, seven hundred thirty-nine thousand, three hundred seventeen".