117249473 has 8 divisors (see below), whose sum is σ = 128074176. Its totient is φ = 106452400.

The previous prime is 117249449. The next prime is 117249479. The reversal of 117249473 is 374942711.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 117249473 - 2¹⁸ = 116987329 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (117249479) 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, 2540 + ... + 15522.

It is an arithmetic number, because the mean of its divisors is an integer number (16009272).

Almost surely, 2^117249473 is an apocalyptic number.

It is an amenable number.

117249473 is a deficient number, since it is larger than the sum of its proper divisors (10824703).

117249473 is a wasteful number, since it uses less digits than its factorization.

117249473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13815.

The product of its digits is 42336, while the sum is 38.

The square root of 117249473 is about 10828.1795792275. The cubic root of 117249473 is about 489.4447034436. Note that the first 3 decimals are identical.

The spelling of 117249473 in words is "one hundred seventeen million, two hundred forty-nine thousand, four hundred seventy-three".