1344620303 has 8 divisors (see below), whose sum is σ = 1453825296. Its totient is φ = 1236240000.

The previous prime is 1344620281. The next prime is 1344620309. The reversal of 1344620303 is 3030264431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1344620303 - 2⁸ = 1344620047 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 (1344620309) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 202778 + ... + 209303.

It is an arithmetic number, because the mean of its divisors is an integer number (181728162).

Almost surely, 2^1344620303 is an apocalyptic number.

1344620303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1344620303 is a deficient number, since it is larger than the sum of its proper divisors (109204993).

1344620303 is a wasteful number, since it uses less digits than its factorization.

1344620303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412345.

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

The square root of 1344620303 is about 36669.0646594647. The cubic root of 1344620303 is about 1103.7394231046.

Adding to 1344620303 its reverse (3030264431), we get a palindrome (4374884734).

The spelling of 1344620303 in words is "one billion, three hundred forty-four million, six hundred twenty thousand, three hundred three".