1343221024 has 24 divisors (see below), whose sum is σ = 2680696620. Its totient is φ = 662409216.

The previous prime is 1343221013. The next prime is 1343221039. The reversal of 1343221024 is 4201223431.

It can be written as a sum of positive squares in 2 ways, for example, as 1305521424 + 37699600 = 36132^2 + 6140^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1343220986 and 1343221004.

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 3 ways as a sum of consecutive naturals, for example, 285169 + ... + 289840.

Almost surely, 2^1343221024 is an apocalyptic number.

It is an amenable number.

1343221024 is a deficient number, since it is larger than the sum of its proper divisors (1337475596).

1343221024 is an equidigital number, since it uses as much as digits as its factorization.

1343221024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575092 (or 575084 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 1343221024 is about 36649.9798635688. The cubic root of 1343221024 is about 1103.3564214391.

Adding to 1343221024 its reverse (4201223431), we get a palindrome (5544444455).

The spelling of 1343221024 in words is "one billion, three hundred forty-three million, two hundred twenty-one thousand, twenty-four".