117042132 has 24 divisors (see below), whose sum is σ = 274238272. Its totient is φ = 38851200.

The previous prime is 117042089. The next prime is 117042139. The reversal of 117042132 is 231240711.

It is a junction number, because it is equal to n+sod(n) for n = 117042099 and 117042108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117042139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17344 + ... + 23127.

Almost surely, 2^117042132 is an apocalyptic number.

117042132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

117042132 is an abundant number, since it is smaller than the sum of its proper divisors (157196140).

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

117042132 is a wasteful number, since it uses less digits than its factorization.

117042132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40719 (or 40717 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 117042132 is about 10818.6012034828. The cubic root of 117042132 is about 489.1560260055.

Adding to 117042132 its reverse (231240711), we get a palindrome (348282843).

The spelling of 117042132 in words is "one hundred seventeen million, forty-two thousand, one hundred thirty-two".