1343144303 has 4 divisors (see below), whose sum is σ = 1344411288. Its totient is φ = 1341877320.

The previous prime is 1343144281. The next prime is 1343144323. The reversal of 1343144303 is 3034413431.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1343144303 - 2²⁴ = 1326367087 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 (1343144323) 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, 631901 + ... + 634022.

It is an arithmetic number, because the mean of its divisors is an integer number (336102822).

Almost surely, 2^1343144303 is an apocalyptic number.

1343144303 is a deficient number, since it is larger than the sum of its proper divisors (1266985).

1343144303 is a wasteful number, since it uses less digits than its factorization.

1343144303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1266984.

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 1343144303 is about 36648.9331768334. The cubic root of 1343144303 is about 1103.3354141692.

Adding to 1343144303 its reverse (3034413431), we get a palindrome (4377557734).

The spelling of 1343144303 in words is "one billion, three hundred forty-three million, one hundred forty-four thousand, three hundred three".