117653530 has 8 divisors (see below), whose sum is σ = 211776372. Its totient is φ = 47061408.

The previous prime is 117653521. The next prime is 117653537. The reversal of 117653530 is 35356711.

It can be written as a sum of positive squares in 2 ways, for example, as 112720689 + 4932841 = 10617^2 + 2221^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 117653492 and 117653501.

It is not an unprimeable number, because it can be changed into a prime (117653537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5882667 + ... + 5882686.

Almost surely, 2^117653530 is an apocalyptic number.

117653530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117653530 is a deficient number, since it is larger than the sum of its proper divisors (94122842).

117653530 is a wasteful number, since it uses less digits than its factorization.

117653530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11765360.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 117653530 is about 10846.8211933266. The cubic root of 117653530 is about 490.0062889655.

The spelling of 117653530 in words is "one hundred seventeen million, six hundred fifty-three thousand, five hundred thirty".