117378127 has 2 divisors, whose sum is σ = 117378128. Its totient is φ = 117378126.

The previous prime is 117378119. The next prime is 117378137. The reversal of 117378127 is 721873711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 117378127 - 2³ = 117378119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117378137) 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, 58689063 + 58689064.

It is an arithmetic number, because the mean of its divisors is an integer number (58689064).

Almost surely, 2^117378127 is an apocalyptic number.

117378127 is a deficient number, since it is larger than the sum of its proper divisors (1).

117378127 is an equidigital number, since it uses as much as digits as its factorization.

117378127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16464, while the sum is 37.

The square root of 117378127 is about 10834.1186535869. The cubic root of 117378127 is about 489.6236552121.

The spelling of 117378127 in words is "one hundred seventeen million, three hundred seventy-eight thousand, one hundred twenty-seven".