117361243 has 2 divisors, whose sum is σ = 117361244. Its totient is φ = 117361242.

The previous prime is 117361241. The next prime is 117361259. The reversal of 117361243 is 342163711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117361243 - 2¹ = 117361241 is a prime.

It is a super-2 number, since 2×117361243² = 27547322717010098, which contains 22 as substring.

Together with 117361241, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (117361241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58680621 + 58680622.

It is an arithmetic number, because the mean of its divisors is an integer number (58680622).

Almost surely, 2^117361243 is an apocalyptic number.

117361243 is a deficient number, since it is larger than the sum of its proper divisors (1).

117361243 is an equidigital number, since it uses as much as digits as its factorization.

117361243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 28.

The square root of 117361243 is about 10833.3394205111. The cubic root of 117361243 is about 489.6001778050.

The spelling of 117361243 in words is "one hundred seventeen million, three hundred sixty-one thousand, two hundred forty-three".