117783530 has 8 divisors (see below), whose sum is σ = 212010372. Its totient is φ = 47113408.

The previous prime is 117783499. The next prime is 117783553. The reversal of 117783530 is 35387711.

It can be written as a sum of positive squares in 2 ways, for example, as 116273089 + 1510441 = 10783^2 + 1229^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5889167 + ... + 5889186.

Almost surely, 2^117783530 is an apocalyptic number.

117783530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117783530 is a deficient number, since it is larger than the sum of its proper divisors (94226842).

117783530 is a wasteful number, since it uses less digits than its factorization.

117783530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11778360.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 117783530 is about 10852.8120779824. The cubic root of 117783530 is about 490.1866982574.

The spelling of 117783530 in words is "one hundred seventeen million, seven hundred eighty-three thousand, five hundred thirty".