9903118 has 8 divisors (see below), whose sum is σ = 15008112. Its totient is φ = 4900416.

The previous prime is 9903109. The next prime is 9903149. The reversal of 9903118 is 8113099.

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

It is a super-2 number, since 2×9903118² = 196143492243848, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9903118.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25330 + ... + 25717.

It is an arithmetic number, because the mean of its divisors is an integer number (1876014).

Almost surely, 2^9903118 is an apocalyptic number.

9903118 is a deficient number, since it is larger than the sum of its proper divisors (5104994).

9903118 is a wasteful number, since it uses less digits than its factorization.

9903118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51146.

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 9903118 is about 3146.9219882291. The cubic root of 9903118 is about 214.7454568272.

The spelling of 9903118 in words is "nine million, nine hundred three thousand, one hundred eighteen".