1344505 has 8 divisors (see below), whose sum is σ = 1619712. Its totient is φ = 1071408.

The previous prime is 1344503. The next prime is 1344509. The reversal of 1344505 is 5054431.

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 1344505 - 2¹ = 1344503 is a prime.

It is a Duffinian number.

1344505 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1344503) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1912 + ... + 2518.

It is an arithmetic number, because the mean of its divisors is an integer number (202464).

2^1344505 is an apocalyptic number.

It is an amenable number.

1344505 is a deficient number, since it is larger than the sum of its proper divisors (275207).

1344505 is an equidigital number, since it uses as much as digits as its factorization.

1344505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1055.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 1344505 is about 1159.5279211817. The cubic root of 1344505 is about 110.3707873156.

Adding to 1344505 its reverse (5054431), we get a palindrome (6398936).

It can be divided in two parts, 1344 and 505, that added together give a square (1849 = 43²).

The spelling of 1344505 in words is "one million, three hundred forty-four thousand, five hundred five".