117534 has 16 divisors (see below), whose sum is σ = 247680. Its totient is φ = 37080.

The previous prime is 117529. The next prime is 117539. The reversal of 117534 is 435711.

It is an interprime number because it is at equal distance from previous prime (117529) and next prime (117539).

It is a Curzon 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 117534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117539) by changing a digit.

117534 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402 + ... + 629.

It is an arithmetic number, because the mean of its divisors is an integer number (15480).

2¹¹⁷⁵³⁴ is an apocalyptic number.

117534 is an abundant number, since it is smaller than the sum of its proper divisors (130146).

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

117534 is a wasteful number, since it uses less digits than its factorization.

117534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055.

The product of its digits is 420, while the sum is 21.

The square root of 117534 is about 342.8323205300. The cubic root of 117534 is about 48.9840292252.

The spelling of 117534 in words is "one hundred seventeen thousand, five hundred thirty-four".