117874709 has 2 divisors, whose sum is σ = 117874710. Its totient is φ = 117874708.

The previous prime is 117874699. The next prime is 117874733. The reversal of 117874709 is 907478711.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114276100 + 3598609 = 10690^2 + 1897^2 .

It is an emirp because it is prime and its reverse (907478711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117874709 - 2⁴ = 117874693 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117874709.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117874789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58937354 + 58937355.

It is an arithmetic number, because the mean of its divisors is an integer number (58937355).

Almost surely, 2^117874709 is an apocalyptic number.

It is an amenable number.

117874709 is a deficient number, since it is larger than the sum of its proper divisors (1).

117874709 is an equidigital number, since it uses as much as digits as its factorization.

117874709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 44.

The square root of 117874709 is about 10857.0119738352. The cubic root of 117874709 is about 490.3131539819.

The spelling of 117874709 in words is "one hundred seventeen million, eight hundred seventy-four thousand, seven hundred nine".