117143293 has 2 divisors, whose sum is σ = 117143294. Its totient is φ = 117143292.

The previous prime is 117143291. The next prime is 117143339. The reversal of 117143293 is 392341711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116057529 + 1085764 = 10773^2 + 1042^2 .

It is a cyclic number.

It is not a de Polignac number, because 117143293 - 2¹ = 117143291 is a prime.

Together with 117143291, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117143291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58571646 + 58571647.

It is an arithmetic number, because the mean of its divisors is an integer number (58571647).

Almost surely, 2^117143293 is an apocalyptic number.

It is an amenable number.

117143293 is a deficient number, since it is larger than the sum of its proper divisors (1).

117143293 is an equidigital number, since it uses as much as digits as its factorization.

117143293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 117143293 is about 10823.2755208393. The cubic root of 117143293 is about 489.2969133433.

The spelling of 117143293 in words is "one hundred seventeen million, one hundred forty-three thousand, two hundred ninety-three".