117427854 has 32 divisors (see below), whose sum is σ = 241297056. Its totient is φ = 38074880.

The previous prime is 117427853. The next prime is 117427861. The reversal of 117427854 is 458724711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117427853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136594 + ... + 137450.

It is an arithmetic number, because the mean of its divisors is an integer number (7540533).

Almost surely, 2^117427854 is an apocalyptic number.

117427854 is an abundant number, since it is smaller than the sum of its proper divisors (123869202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117427854 is a wasteful number, since it uses less digits than its factorization.

117427854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460.

The product of its digits is 62720, while the sum is 39.

The square root of 117427854 is about 10836.4133365242. The cubic root of 117427854 is about 489.6927881323.

The spelling of 117427854 in words is "one hundred seventeen million, four hundred twenty-seven thousand, eight hundred fifty-four".