117021486 has 8 divisors (see below), whose sum is σ = 234042984. Its totient is φ = 39007160.

The previous prime is 117021473. The next prime is 117021517. The reversal of 117021486 is 684120711.

It is a sphenic number, since it is the product of 3 distinct primes.

117021486 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9751785 + ... + 9751796.

It is an arithmetic number, because the mean of its divisors is an integer number (29255373).

Almost surely, 2^117021486 is an apocalyptic number.

117021486 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

117021486 is a wasteful number, since it uses less digits than its factorization.

117021486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19503586.

The product of its (nonzero) digits is 2688, while the sum is 30.

The square root of 117021486 is about 10817.6469714999. The cubic root of 117021486 is about 489.1272622631.

The spelling of 117021486 in words is "one hundred seventeen million, twenty-one thousand, four hundred eighty-six".