1138516 has 12 divisors (see below), whose sum is σ = 2000320. Its totient is φ = 567000.

The previous prime is 1138483. The next prime is 1138519. The reversal of 1138516 is 6158311.

1138516 is nontrivially palindromic in base 8.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1138519) by changing a digit.

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, 1141 + ... + 1891.

2^1138516 is an apocalyptic number.

It is an amenable number.

1138516 is a deficient number, since it is larger than the sum of its proper divisors (861804).

1138516 is a wasteful number, since it uses less digits than its factorization.

1138516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134 (or 1132 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

The square root of 1138516 is about 1067.0126522211. The cubic root of 1138516 is about 104.4190440051.

The spelling of 1138516 in words is "one million, one hundred thirty-eight thousand, five hundred sixteen".