1244541 has 8 divisors (see below), whose sum is σ = 1665664. Its totient is φ = 826560.

The previous prime is 1244533. The next prime is 1244543. The reversal of 1244541 is 1454421.

It is a happy number.

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

It is not a de Polignac number, because 1244541 - 2³ = 1244533 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396 + ... + 1626.

It is an arithmetic number, because the mean of its divisors is an integer number (208208).

2^1244541 is an apocalyptic number.

It is an amenable number.

1244541 is a deficient number, since it is larger than the sum of its proper divisors (421123).

1244541 is a wasteful number, since it uses less digits than its factorization.

1244541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1571.

The product of its digits is 640, while the sum is 21.

The square root of 1244541 is about 1115.5899784419. The cubic root of 1244541 is about 107.5646915469.

Adding to 1244541 its reverse (1454421), we get a palindrome (2698962).

The spelling of 1244541 in words is "one million, two hundred forty-four thousand, five hundred forty-one".