117770 has 8 divisors (see below), whose sum is σ = 212004. Its totient is φ = 47104.

The previous prime is 117763. The next prime is 117773. The reversal of 117770 is 77711.

It can be written as a sum of positive squares in 2 ways, for example, as 117649 + 121 = 343^2 + 11^2 .

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

It is an Ulam number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 117770.

It is not an unprimeable number, because it can be changed into a prime (117773) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5879 + ... + 5898.

2¹¹⁷⁷⁷⁰ is an apocalyptic number.

117770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117770 is a deficient number, since it is larger than the sum of its proper divisors (94234).

117770 is a wasteful number, since it uses less digits than its factorization.

117770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11784.

The product of its (nonzero) digits is 343, while the sum is 23.

The square root of 117770 is about 343.1763395108. The cubic root of 117770 is about 49.0167928004.

It can be divided in two parts, 1 and 17770, that added together give a palindrome (17771).

The spelling of 117770 in words is "one hundred seventeen thousand, seven hundred seventy", and thus it is an iban number.