117532297 has 2 divisors, whose sum is σ = 117532298. Its totient is φ = 117532296.

The previous prime is 117532267. The next prime is 117532319. The reversal of 117532297 is 792235711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117158976 + 373321 = 10824^2 + 611^2 .

It is an emirp because it is prime and its reverse (792235711) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117532297 is a prime.

It is not a weakly prime, because it can be changed into another prime (117532267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58766148 + 58766149.

It is an arithmetic number, because the mean of its divisors is an integer number (58766149).

Almost surely, 2^117532297 is an apocalyptic number.

It is an amenable number.

117532297 is a deficient number, since it is larger than the sum of its proper divisors (1).

117532297 is an equidigital number, since it uses as much as digits as its factorization.

117532297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26460, while the sum is 37.

The square root of 117532297 is about 10841.2313415036. The cubic root of 117532297 is about 489.8379264064.

The spelling of 117532297 in words is "one hundred seventeen million, five hundred thirty-two thousand, two hundred ninety-seven".