117228903 has 8 divisors (see below), whose sum is σ = 170514816. Its totient is φ = 71047800.

The previous prime is 117228901. The next prime is 117228911. The reversal of 117228903 is 309822711.

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

It is not a de Polignac number, because 117228903 - 2¹ = 117228901 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 3552391 = 117228903 / (1 + 1 + 7 + 2 + 2 + 8 + 9 + 0 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117228901) by changing a digit.

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, 1776163 + ... + 1776228.

It is an arithmetic number, because the mean of its divisors is an integer number (21314352).

Almost surely, 2^117228903 is an apocalyptic number.

117228903 is a deficient number, since it is larger than the sum of its proper divisors (53285913).

117228903 is a wasteful number, since it uses less digits than its factorization.

117228903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3552405.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 117228903 is about 10827.2297010824. The cubic root of 117228903 is about 489.4160793879.

The spelling of 117228903 in words is "one hundred seventeen million, two hundred twenty-eight thousand, nine hundred three".