117461566 has 16 divisors (see below), whose sum is σ = 179625600. Its totient is φ = 57591448.

The previous prime is 117461563. The next prime is 117461567. The reversal of 117461566 is 665164711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117461563) 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 7 ways as a sum of consecutive naturals, for example, 58365 + ... + 60343.

It is an arithmetic number, because the mean of its divisors is an integer number (11226600).

Almost surely, 2^117461566 is an apocalyptic number.

117461566 is a deficient number, since it is larger than the sum of its proper divisors (62164034).

117461566 is a wasteful number, since it uses less digits than its factorization.

117461566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2543.

The product of its digits is 30240, while the sum is 37.

The square root of 117461566 is about 10837.9687211211. The cubic root of 117461566 is about 489.7396451120.

The spelling of 117461566 in words is "one hundred seventeen million, four hundred sixty-one thousand, five hundred sixty-six".