117943613 has 2 divisors, whose sum is σ = 117943614. Its totient is φ = 117943612.

The previous prime is 117943607. The next prime is 117943619. The reversal of 117943613 is 316349711.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (117943607) and next prime (117943619).

It can be written as a sum of positive squares in only one way, i.e., 72812089 + 45131524 = 8533^2 + 6718^2 .

It is an emirp because it is prime and its reverse (316349711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117943613 - 2¹⁸ = 117681469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117943619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58971806 + 58971807.

It is an arithmetic number, because the mean of its divisors is an integer number (58971807).

Almost surely, 2^117943613 is an apocalyptic number.

It is an amenable number.

117943613 is a deficient number, since it is larger than the sum of its proper divisors (1).

117943613 is an equidigital number, since it uses as much as digits as its factorization.

117943613 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13608, while the sum is 35.

The square root of 117943613 is about 10860.1847590177. The cubic root of 117943613 is about 490.4086733601.

The spelling of 117943613 in words is "one hundred seventeen million, nine hundred forty-three thousand, six hundred thirteen".