1144541 has 8 divisors (see below), whose sum is σ = 1226400. Its totient is φ = 1064880.

The previous prime is 1144537. The next prime is 1144573. The reversal of 1144541 is 1454411.

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

It is a cyclic number.

It is not a de Polignac number, because 1144541 - 2² = 1144537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1144511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611 + ... + 1631.

It is an arithmetic number, because the mean of its divisors is an integer number (153300).

2^1144541 is an apocalyptic number.

It is an amenable number.

1144541 is a deficient number, since it is larger than the sum of its proper divisors (81859).

1144541 is a wasteful number, since it uses less digits than its factorization.

1144541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099.

The product of its digits is 320, while the sum is 20.

The square root of 1144541 is about 1069.8322298379. The cubic root of 1144541 is about 104.6029144178.

Adding to 1144541 its reverse (1454411), we get a palindrome (2598952).

The spelling of 1144541 in words is "one million, one hundred forty-four thousand, five hundred forty-one".