1343220003 has 30 divisors (see below), whose sum is σ = 2050412276. Its totient is φ = 876310488.

The previous prime is 1343220001. The next prime is 1343220037. The reversal of 1343220003 is 3000223431.

It is not a de Polignac number, because 1343220003 - 2¹ = 1343220001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1343220001) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 175176 + ... + 182682.

Almost surely, 2^1343220003 is an apocalyptic number.

1343220003 is a deficient number, since it is larger than the sum of its proper divisors (707192273).

1343220003 is an frugal number, since it uses more digits than its factorization.

1343220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7613 (or 7557 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 1343220003 is about 36649.9659344999. The cubic root of 1343220003 is about 1103.3561418804.

Adding to 1343220003 its reverse (3000223431), we get a palindrome (4343443434).

The spelling of 1343220003 in words is "one billion, three hundred forty-three million, two hundred twenty thousand, three".