117128662 has 16 divisors (see below), whose sum is σ = 204085152. Its totient is φ = 49374720.

The previous prime is 117128621. The next prime is 117128707. The reversal of 117128662 is 266821711.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 67723 + ... + 69430.

It is an arithmetic number, because the mean of its divisors is an integer number (12755322).

Almost surely, 2^117128662 is an apocalyptic number.

117128662 is a deficient number, since it is larger than the sum of its proper divisors (86956490).

117128662 is a wasteful number, since it uses less digits than its factorization.

117128662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137223.

The product of its digits is 8064, while the sum is 34.

The square root of 117128662 is about 10822.5995952913. The cubic root of 117128662 is about 489.2765417084.

The spelling of 117128662 in words is "one hundred seventeen million, one hundred twenty-eight thousand, six hundred sixty-two".