117146273 has 2 divisors, whose sum is σ = 117146274. Its totient is φ = 117146272.

The previous prime is 117146251. The next prime is 117146279. The reversal of 117146273 is 372641711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104387089 + 12759184 = 10217^2 + 3572^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117146273 is a prime.

It is not a weakly prime, because it can be changed into another prime (117146279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58573136 + 58573137.

It is an arithmetic number, because the mean of its divisors is an integer number (58573137).

Almost surely, 2^117146273 is an apocalyptic number.

It is an amenable number.

117146273 is a deficient number, since it is larger than the sum of its proper divisors (1).

117146273 is an equidigital number, since it uses as much as digits as its factorization.

117146273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7056, while the sum is 32.

The square root of 117146273 is about 10823.4131862366. The cubic root of 117146273 is about 489.3010623714.

Adding to 117146273 its reverse (372641711), we get a palindrome (489787984).

The spelling of 117146273 in words is "one hundred seventeen million, one hundred forty-six thousand, two hundred seventy-three".