117934427 has 4 divisors (see below), whose sum is σ = 127006320. Its totient is φ = 108862536.

The previous prime is 117934417. The next prime is 117934433. The reversal of 117934427 is 724439711.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117934427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117934417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4535927 + ... + 4535952.

It is an arithmetic number, because the mean of its divisors is an integer number (31751580).

Almost surely, 2^117934427 is an apocalyptic number.

117934427 is a deficient number, since it is larger than the sum of its proper divisors (9071893).

117934427 is an equidigital number, since it uses as much as digits as its factorization.

117934427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9071892.

The product of its digits is 42336, while the sum is 38.

The square root of 117934427 is about 10859.7618298009. The cubic root of 117934427 is about 490.3959412561.

The spelling of 117934427 in words is "one hundred seventeen million, nine hundred thirty-four thousand, four hundred twenty-seven".