117237 has 4 divisors (see below), whose sum is σ = 156320. Its totient is φ = 78156.

The previous prime is 117223. The next prime is 117239. The reversal of 117237 is 732711.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 117237 - 2⁷ = 117109 is a prime.

It is a D-number.

It is a Duffinian number.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117239) 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 3 ways as a sum of consecutive naturals, for example, 19537 + ... + 19542.

It is an arithmetic number, because the mean of its divisors is an integer number (39080).

2¹¹⁷²³⁷ is an apocalyptic number.

It is an amenable number.

117237 is a deficient number, since it is larger than the sum of its proper divisors (39083).

117237 is an equidigital number, since it uses as much as digits as its factorization.

117237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39082.

The product of its digits is 294, while the sum is 21.

The square root of 117237 is about 342.3988901851. The cubic root of 117237 is about 48.9427347118.

Adding to 117237 its reverse (732711), we get a palindrome (849948).

The spelling of 117237 in words is "one hundred seventeen thousand, two hundred thirty-seven".