1184138 has 16 divisors (see below), whose sum is σ = 1866240. Its totient is φ = 562800.

The previous prime is 1184129. The next prime is 1184143. The reversal of 1184138 is 8314811.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4268 + ... + 4536.

It is an arithmetic number, because the mean of its divisors is an integer number (116640).

2^1184138 is an apocalyptic number.

1184138 is a deficient number, since it is larger than the sum of its proper divisors (682102).

1184138 is a wasteful number, since it uses less digits than its factorization.

1184138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373.

The product of its digits is 768, while the sum is 26.

The square root of 1184138 is about 1088.1810511124. The cubic root of 1184138 is about 105.7955594350.

Adding to 1184138 its reverse (8314811), we get a palindrome (9498949).

The spelling of 1184138 in words is "one million, one hundred eighty-four thousand, one hundred thirty-eight".