117270787 has 2 divisors, whose sum is σ = 117270788. Its totient is φ = 117270786.

The previous prime is 117270779. The next prime is 117270851. The reversal of 117270787 is 787072711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117270787 - 2³ = 117270779 is a prime.

It is not a weakly prime, because it can be changed into another prime (117270757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58635393 + 58635394.

It is an arithmetic number, because the mean of its divisors is an integer number (58635394).

Almost surely, 2^117270787 is an apocalyptic number.

117270787 is a deficient number, since it is larger than the sum of its proper divisors (1).

117270787 is an equidigital number, since it uses as much as digits as its factorization.

117270787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38416, while the sum is 40.

The square root of 117270787 is about 10829.1637257916. The cubic root of 117270787 is about 489.4743592766.

The spelling of 117270787 in words is "one hundred seventeen million, two hundred seventy thousand, seven hundred eighty-seven".