1138210182 has 24 divisors (see below), whose sum is σ = 2507923080. Its totient is φ = 372972480.

The previous prime is 1138210109. The next prime is 1138210193. The reversal of 1138210182 is 2810128311.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 534819 + ... + 536942.

It is an arithmetic number, because the mean of its divisors is an integer number (104496795).

Almost surely, 2^1138210182 is an apocalyptic number.

1138210182 is an abundant number, since it is smaller than the sum of its proper divisors (1369712898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1138210182 is a wasteful number, since it uses less digits than its factorization.

1138210182 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071828 (or 1071825 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 27.

The square root of 1138210182 is about 33737.3707037167. The cubic root of 1138210182 is about 1044.0969379755.

Adding to 1138210182 its reverse (2810128311), we get a palindrome (3948338493).

The spelling of 1138210182 in words is "one billion, one hundred thirty-eight million, two hundred ten thousand, one hundred eighty-two".