117078407 has 2 divisors, whose sum is σ = 117078408. Its totient is φ = 117078406.

The previous prime is 117078319. The next prime is 117078421. The reversal of 117078407 is 704870711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117078407 - 2⁸ = 117078151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117078427) 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, 58539203 + 58539204.

It is an arithmetic number, because the mean of its divisors is an integer number (58539204).

Almost surely, 2^117078407 is an apocalyptic number.

117078407 is a deficient number, since it is larger than the sum of its proper divisors (1).

117078407 is an equidigital number, since it uses as much as digits as its factorization.

117078407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10976, while the sum is 35.

The square root of 117078407 is about 10820.2775842397. The cubic root of 117078407 is about 489.2065556786.

The spelling of 117078407 in words is "one hundred seventeen million, seventy-eight thousand, four hundred seven".