117427 has 2 divisors, whose sum is σ = 117428. Its totient is φ = 117426.

The previous prime is 117413. The next prime is 117431. The reversal of 117427 is 724711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117427 - 2¹⁵ = 84659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117398 and 117407.

It is not a weakly prime, because it can be changed into another prime (117437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58713 + 58714.

It is an arithmetic number, because the mean of its divisors is an integer number (58714).

2¹¹⁷⁴²⁷ is an apocalyptic number.

117427 is a deficient number, since it is larger than the sum of its proper divisors (1).

117427 is an equidigital number, since it uses as much as digits as its factorization.

117427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 392, while the sum is 22.

The square root of 117427 is about 342.6762320325. The cubic root of 117427 is about 48.9691601024.

The spelling of 117427 in words is "one hundred seventeen thousand, four hundred twenty-seven", and thus it is an iban number.