1344043403 has 4 divisors (see below), whose sum is σ = 1353712920. Its totient is φ = 1334373888.

The previous prime is 1344043399. The next prime is 1344043417. The reversal of 1344043403 is 3043404431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3043404431 = 2311 ⋅1316921.

It is a cyclic number.

It is not a de Polignac number, because 1344043403 - 2² = 1344043399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1344033403) 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, 4834550 + ... + 4834827.

It is an arithmetic number, because the mean of its divisors is an integer number (338428230).

Almost surely, 2^1344043403 is an apocalyptic number.

1344043403 is a deficient number, since it is larger than the sum of its proper divisors (9669517).

1344043403 is an equidigital number, since it uses as much as digits as its factorization.

1344043403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9669516.

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 1344043403 is about 36661.1975118108. The cubic root of 1344043403 is about 1103.5815499470.

Adding to 1344043403 its reverse (3043404431), we get a palindrome (4387447834).

The spelling of 1344043403 in words is "one billion, three hundred forty-four million, forty-three thousand, four hundred three".