117137123 has 12 divisors (see below), whose sum is σ = 127157400. Its totient is φ = 107531520.

The previous prime is 117137101. The next prime is 117137129. The reversal of 117137123 is 321731711.

It is not a de Polignac number, because 117137123 - 2¹⁰ = 117136099 is a prime.

It is a super-2 number, since 2×117137123² = 27442211169434258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117137092 and 117137101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117137129) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 26528 + ... + 30626.

It is an arithmetic number, because the mean of its divisors is an integer number (10596450).

Almost surely, 2^117137123 is an apocalyptic number.

117137123 is a deficient number, since it is larger than the sum of its proper divisors (10020277).

117137123 is an equidigital number, since it uses as much as digits as its factorization.

117137123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4198 (or 4157 counting only the distinct ones).

The product of its digits is 882, while the sum is 26.

The square root of 117137123 is about 10822.9904832260. The cubic root of 117137123 is about 489.2883226823.

Adding to 117137123 its reverse (321731711), we get a palindrome (438868834).

The spelling of 117137123 in words is "one hundred seventeen million, one hundred thirty-seven thousand, one hundred twenty-three".