1144546 has 8 divisors (see below), whose sum is σ = 1848924. Its totient is φ = 528240.

The previous prime is 1144537. The next prime is 1144573. The reversal of 1144546 is 6454411.

It can be written as a sum of positive squares in 2 ways, for example, as 1079521 + 65025 = 1039^2 + 255^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1144546² = 2619971092232, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1144546.

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 3 ways as a sum of consecutive naturals, for example, 21985 + ... + 22036.

2^1144546 is an apocalyptic number.

1144546 is a deficient number, since it is larger than the sum of its proper divisors (704378).

1144546 is a wasteful number, since it uses less digits than its factorization.

1144546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44036.

The product of its digits is 1920, while the sum is 25.

The square root of 1144546 is about 1069.8345666504. The cubic root of 1144546 is about 104.6030667391.

Adding to 1144546 its reverse (6454411), we get a palindrome (7598957).

The spelling of 1144546 in words is "one million, one hundred forty-four thousand, five hundred forty-six".