1344944579 has 16 divisors (see below), whose sum is σ = 1603639296. Its totient is φ = 1113628800.

The previous prime is 1344944567. The next prime is 1344944597. The reversal of 1344944579 is 9754494431.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1344944579 - 2²⁴ = 1328167363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344944519) 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 15 ways as a sum of consecutive naturals, for example, 110207 + ... + 121800.

It is an arithmetic number, because the mean of its divisors is an integer number (100227456).

Almost surely, 2^1344944579 is an apocalyptic number.

1344944579 is a deficient number, since it is larger than the sum of its proper divisors (258694717).

1344944579 is a wasteful number, since it uses less digits than its factorization.

1344944579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 232066.

The product of its digits is 2177280, while the sum is 50.

The square root of 1344944579 is about 36673.4860491882. The cubic root of 1344944579 is about 1103.8281439219.

The spelling of 1344944579 in words is "one billion, three hundred forty-four million, nine hundred forty-four thousand, five hundred seventy-nine".