117406427 has 2 divisors, whose sum is σ = 117406428. Its totient is φ = 117406426.

The previous prime is 117406379. The next prime is 117406433. The reversal of 117406427 is 724604711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117406427 - 2⁸ = 117406171 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117406393 and 117406402.

It is not a weakly prime, because it can be changed into another prime (117406477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58703213 + 58703214.

It is an arithmetic number, because the mean of its divisors is an integer number (58703214).

Almost surely, 2^117406427 is an apocalyptic number.

117406427 is a deficient number, since it is larger than the sum of its proper divisors (1).

117406427 is an equidigital number, since it uses as much as digits as its factorization.

117406427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 117406427 is about 10835.4246340418. The cubic root of 117406427 is about 489.6630016569.

The spelling of 117406427 in words is "one hundred seventeen million, four hundred six thousand, four hundred twenty-seven".