117040252 has 24 divisors (see below), whose sum is σ = 241633280. Its totient is φ = 48541680.

The previous prime is 117040249. The next prime is 117040303. The reversal of 117040252 is 252040711.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66552 + ... + 68287.

Almost surely, 2^117040252 is an apocalyptic number.

It is an amenable number.

117040252 is an abundant number, since it is smaller than the sum of its proper divisors (124593028).

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

117040252 is a wasteful number, since it uses less digits than its factorization.

117040252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134881 (or 134879 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 117040252 is about 10818.5143157459. The cubic root of 117040252 is about 489.1534069536.

Adding to 117040252 its reverse (252040711), we get a palindrome (369080963).

The spelling of 117040252 in words is "one hundred seventeen million, forty thousand, two hundred fifty-two".