117130087 has 2 divisors, whose sum is σ = 117130088. Its totient is φ = 117130086.

The previous prime is 117130067. The next prime is 117130127. The reversal of 117130087 is 780031711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117130087 - 2¹⁵ = 117097319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117130067) 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, 58565043 + 58565044.

It is an arithmetic number, because the mean of its divisors is an integer number (58565044).

Almost surely, 2^117130087 is an apocalyptic number.

117130087 is a deficient number, since it is larger than the sum of its proper divisors (1).

117130087 is an equidigital number, since it uses as much as digits as its factorization.

117130087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 28.

The square root of 117130087 is about 10822.6654295511. The cubic root of 117130087 is about 489.2785258975.

Adding to 117130087 its reverse (780031711), we get a palindrome (897161798).

The spelling of 117130087 in words is "one hundred seventeen million, one hundred thirty thousand, eighty-seven".