117295072243 has 2 divisors, whose sum is σ = 117295072244. Its totient is φ = 117295072242.

The previous prime is 117295072231. The next prime is 117295072277. The reversal of 117295072243 is 342270592711.

It is a weak prime.

It is an emirp because it is prime and its reverse (342270592711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117295072243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117295072243.

It is not a weakly prime, because it can be changed into another prime (117295072943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58647536121 + 58647536122.

It is an arithmetic number, because the mean of its divisors is an integer number (58647536122).

Almost surely, 2^117295072243 is an apocalyptic number.

117295072243 is a deficient number, since it is larger than the sum of its proper divisors (1).

117295072243 is an equidigital number, since it uses as much as digits as its factorization.

117295072243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 117295072243 in words is "one hundred seventeen billion, two hundred ninety-five million, seventy-two thousand, two hundred forty-three".