1343225413 has 4 divisors (see below), whose sum is σ = 1344062880. Its totient is φ = 1342387948.

The previous prime is 1343225383. The next prime is 1343225417. The reversal of 1343225413 is 3145223431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1343225413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1343225417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416323 + ... + 419536.

It is an arithmetic number, because the mean of its divisors is an integer number (336015720).

Almost surely, 2^1343225413 is an apocalyptic number.

It is an amenable number.

1343225413 is a deficient number, since it is larger than the sum of its proper divisors (837467).

1343225413 is an equidigital number, since it uses as much as digits as its factorization.

1343225413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 837466.

The product of its digits is 8640, while the sum is 28.

The square root of 1343225413 is about 36650.0397407697. The cubic root of 1343225413 is about 1103.3576231838.

Adding to 1343225413 its reverse (3145223431), we get a palindrome (4488448844).

The spelling of 1343225413 in words is "one billion, three hundred forty-three million, two hundred twenty-five thousand, four hundred thirteen".