9481138 has 16 divisors (see below), whose sum is σ = 15116544. Its totient is φ = 4444480.

The previous prime is 9481111. The next prime is 9481141. The reversal of 9481138 is 8311849.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

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 7 ways as a sum of consecutive naturals, for example, 14331 + ... + 14977.

It is an arithmetic number, because the mean of its divisors is an integer number (944784).

Almost surely, 2^9481138 is an apocalyptic number.

9481138 is a deficient number, since it is larger than the sum of its proper divisors (5635406).

9481138 is a wasteful number, since it uses less digits than its factorization.

9481138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097.

The product of its digits is 6912, while the sum is 34.

The square root of 9481138 is about 3079.1456607312. The cubic root of 9481138 is about 211.6509177390.

It can be divided in two parts, 94811 and 38, that added together give a palindrome (94849).

The spelling of 9481138 in words is "nine million, four hundred eighty-one thousand, one hundred thirty-eight".