117252851 has 2 divisors, whose sum is σ = 117252852. Its totient is φ = 117252850.

The previous prime is 117252803. The next prime is 117252853. The reversal of 117252851 is 158252711.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117252851 is a prime.

Together with 117252853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (117252853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58626425 + 58626426.

It is an arithmetic number, because the mean of its divisors is an integer number (58626426).

Almost surely, 2^117252851 is an apocalyptic number.

117252851 is a deficient number, since it is larger than the sum of its proper divisors (1).

117252851 is an equidigital number, since it uses as much as digits as its factorization.

117252851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5600, while the sum is 32.

The square root of 117252851 is about 10828.3355600018. The cubic root of 117252851 is about 489.4494037585.

The spelling of 117252851 in words is "one hundred seventeen million, two hundred fifty-two thousand, eight hundred fifty-one".