117774471 has 16 divisors (see below), whose sum is σ = 158578560. Its totient is φ = 77748000.

The previous prime is 117774457. The next prime is 117774491. The reversal of 117774471 is 174477711.

It is not a de Polignac number, because 117774471 - 2⁵ = 117774439 is a prime.

It is a super-3 number, since 3×117774471³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117774401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172096 + ... + 172778.

It is an arithmetic number, because the mean of its divisors is an integer number (9911160).

Almost surely, 2^117774471 is an apocalyptic number.

117774471 is a deficient number, since it is larger than the sum of its proper divisors (40804089).

117774471 is a wasteful number, since it uses less digits than its factorization.

117774471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166.

The product of its digits is 38416, while the sum is 39.

The square root of 117774471 is about 10852.3947126890. The cubic root of 117774471 is about 490.1741308095.

The spelling of 117774471 in words is "one hundred seventeen million, seven hundred seventy-four thousand, four hundred seventy-one".