1344561 has 4 divisors (see below), whose sum is σ = 1792752. Its totient is φ = 896372.

The previous prime is 1344559. The next prime is 1344569. The reversal of 1344561 is 1654431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1344561 - 2¹ = 1344559 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1344569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224091 + ... + 224096.

It is an arithmetic number, because the mean of its divisors is an integer number (448188).

2^1344561 is an apocalyptic number.

It is an amenable number.

1344561 is a deficient number, since it is larger than the sum of its proper divisors (448191).

1344561 is an equidigital number, since it uses as much as digits as its factorization.

1344561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448190.

The product of its digits is 1440, while the sum is 24.

The square root of 1344561 is about 1159.5520686886. The cubic root of 1344561 is about 110.3723196461.

Adding to 1344561 its reverse (1654431), we get a palindrome (2998992).

The spelling of 1344561 in words is "one million, three hundred forty-four thousand, five hundred sixty-one".