117452849 has 2 divisors, whose sum is σ = 117452850. Its totient is φ = 117452848.

The previous prime is 117452843. The next prime is 117452861. The reversal of 117452849 is 948254711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82228624 + 35224225 = 9068^2 + 5935^2 .

It is an emirp because it is prime and its reverse (948254711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117452849 - 2⁴ = 117452833 is a prime.

It is not a weakly prime, because it can be changed into another prime (117452843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58726424 + 58726425.

It is an arithmetic number, because the mean of its divisors is an integer number (58726425).

Almost surely, 2^117452849 is an apocalyptic number.

It is an amenable number.

117452849 is a deficient number, since it is larger than the sum of its proper divisors (1).

117452849 is an equidigital number, since it uses as much as digits as its factorization.

117452849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 41.

The square root of 117452849 is about 10837.5665626560. The cubic root of 117452849 is about 489.7275300397.

The spelling of 117452849 in words is "one hundred seventeen million, four hundred fifty-two thousand, eight hundred forty-nine".