117035280 has 100 divisors (see below), whose sum is σ = 406503372. Its totient is φ = 31207680.

The previous prime is 117035273. The next prime is 117035297. The reversal of 117035280 is 82530711.

It can be written as a sum of positive squares in 2 ways, for example, as 69755904 + 47279376 = 8352^2 + 6876^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2551 + ... + 15510.

Almost surely, 2^117035280 is an apocalyptic number.

117035280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117035280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203251686).

117035280 is an abundant number, since it is smaller than the sum of its proper divisors (289468092).

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

117035280 is a wasteful number, since it uses less digits than its factorization.

117035280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18086 (or 18071 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 27.

The square root of 117035280 is about 10818.2845220488. The cubic root of 117035280 is about 489.1464802620.

Adding to 117035280 its reverse (82530711), we get a palindrome (199565991).

The spelling of 117035280 in words is "one hundred seventeen million, thirty-five thousand, two hundred eighty".