117477 has 16 divisors (see below), whose sum is σ = 184000. Its totient is φ = 73872.

The previous prime is 117443. The next prime is 117497. The reversal of 117477 is 774711.

It is not a de Polignac number, because 117477 - 2⁶ = 117413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

117477 is a lucky number.

It is a nialpdrome in base 7.

It is a zygodrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 117477.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 117477.

It is not an unprimeable number, because it can be changed into a prime (117427) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399 + ... + 627.

It is an arithmetic number, because the mean of its divisors is an integer number (11500).

2¹¹⁷⁴⁷⁷ is an apocalyptic number.

It is an amenable number.

117477 is a deficient number, since it is larger than the sum of its proper divisors (66523).

117477 is a wasteful number, since it uses less digits than its factorization.

117477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 251 counting only the distinct ones).

The product of its digits is 1372, while the sum is 27.

The square root of 117477 is about 342.7491794301. The cubic root of 117477 is about 48.9761094144.

The spelling of 117477 in words is "one hundred seventeen thousand, four hundred seventy-seven", and thus it is an iban number.