117298393 has 2 divisors, whose sum is σ = 117298394. Its totient is φ = 117298392.

The previous prime is 117298387. The next prime is 117298397. The reversal of 117298393 is 393892711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90383049 + 26915344 = 9507^2 + 5188^2 .

It is a cyclic number.

It is not a de Polignac number, because 117298393 - 2²¹ = 115201241 is a prime.

It is not a weakly prime, because it can be changed into another prime (117298397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58649196 + 58649197.

It is an arithmetic number, because the mean of its divisors is an integer number (58649197).

Almost surely, 2^117298393 is an apocalyptic number.

It is an amenable number.

117298393 is a deficient number, since it is larger than the sum of its proper divisors (1).

117298393 is an equidigital number, since it uses as much as digits as its factorization.

117298393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 81648, while the sum is 43.

The square root of 117298393 is about 10830.4382644471. The cubic root of 117298393 is about 489.5127643200.

The spelling of 117298393 in words is "one hundred seventeen million, two hundred ninety-eight thousand, three hundred ninety-three".