1344322445 has 16 divisors (see below), whose sum is σ = 1626549120. Its totient is φ = 1066580544.

The previous prime is 1344322439. The next prime is 1344322457. The reversal of 1344322445 is 5442234431.

It is a cyclic number.

It is not a de Polignac number, because 1344322445 - 2⁴ = 1344322429 is a prime.

It is a super-2 number, since 2×1344322445² = 3614405672261556050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 423434 + ... + 426596.

It is an arithmetic number, because the mean of its divisors is an integer number (101659320).

Almost surely, 2^1344322445 is an apocalyptic number.

It is an amenable number.

1344322445 is a deficient number, since it is larger than the sum of its proper divisors (282226675).

1344322445 is a wasteful number, since it uses less digits than its factorization.

1344322445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3844.

The product of its digits is 46080, while the sum is 32.

The square root of 1344322445 is about 36665.0030001362. The cubic root of 1344322445 is about 1103.6579175934.

Adding to 1344322445 its reverse (5442234431), we get a palindrome (6786556876).

It can be divided in two parts, 134 and 4322445, that multiplied together give a triangular number (579207630 = T₃₄₀₃₅).

The spelling of 1344322445 in words is "one billion, three hundred forty-four million, three hundred twenty-two thousand, four hundred forty-five".