1000138184 has 16 divisors (see below), whose sum is σ = 1876118220. Its totient is φ = 499840000.

The previous prime is 1000138177. The next prime is 1000138211. The reversal of 1000138184 is 4818310001.

It can be written as a sum of positive squares in 2 ways, for example, as 989102500 + 11035684 = 31450^2 + 3322^2 .

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 3 ways as a sum of consecutive naturals, for example, 9317 + ... + 45684.

Almost surely, 2^1000138184 is an apocalyptic number.

It is an amenable number.

1000138184 is a deficient number, since it is larger than the sum of its proper divisors (875980036).

1000138184 is a wasteful number, since it uses less digits than its factorization.

1000138184 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57280 (or 57276 counting only the distinct ones).

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

The square root of 1000138184 is about 31624.9614070911. The cubic root of 1000138184 is about 1000.0460592118.

Adding to 1000138184 its reverse (4818310001), we get a palindrome (5818448185).

The spelling of 1000138184 in words is "one billion, one hundred thirty-eight thousand, one hundred eighty-four".