1143516 has 24 divisors (see below), whose sum is σ = 2911104. Its totient is φ = 346480.

The previous prime is 1143487. The next prime is 1143529. The reversal of 1143516 is 6153411.

It is a junction number, because it is equal to n+sod(n) for n = 1143492 and 1143501.

It is a congruent number.

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, 4200 + ... + 4463.

It is an arithmetic number, because the mean of its divisors is an integer number (121296).

2^1143516 is an apocalyptic number.

It is an amenable number.

1143516 is an abundant number, since it is smaller than the sum of its proper divisors (1767588).

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

1143516 is a wasteful number, since it uses less digits than its factorization.

1143516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8681 (or 8679 counting only the distinct ones).

The product of its digits is 360, while the sum is 21.

The square root of 1143516 is about 1069.3530754620. The cubic root of 1143516 is about 104.5716791862.

Adding to 1143516 its reverse (6153411), we get a palindrome (7296927).

The spelling of 1143516 in words is "one million, one hundred forty-three thousand, five hundred sixteen".