1143536 has 10 divisors (see below), whose sum is σ = 2215632. Its totient is φ = 571760.

The previous prime is 1143529. The next prime is 1143551. The reversal of 1143536 is 6353411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35720 + ... + 35751.

2^1143536 is an apocalyptic number.

1143536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1143536 is a deficient number, since it is larger than the sum of its proper divisors (1072096).

1143536 is an equidigital number, since it uses as much as digits as its factorization.

1143536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71479 (or 71473 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 1143536 is about 1069.3624268694. The cubic root of 1143536 is about 104.5722888326.

Adding to 1143536 its reverse (6353411), we get a palindrome (7496947).

The spelling of 1143536 in words is "one million, one hundred forty-three thousand, five hundred thirty-six".