1303943593343 has 4 divisors (see below), whose sum is σ = 1339185312120. Its totient is φ = 1268701874568.

The previous prime is 1303943593339. The next prime is 1303943593349. The reversal of 1303943593343 is 3433953493031.

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 1303943593343 - 2² = 1303943593339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1303943593291 and 1303943593300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303943593349) 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, 17620859333 + ... + 17620859406.

It is an arithmetic number, because the mean of its divisors is an integer number (334796328030).

Almost surely, 2^{1303943593343} is an apocalyptic number.

1303943593343 is a deficient number, since it is larger than the sum of its proper divisors (35241718777).

1303943593343 is an equidigital number, since it uses as much as digits as its factorization.

1303943593343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35241718776.

The product of its (nonzero) digits is 4723920, while the sum is 50.

The spelling of 1303943593343 in words is "one trillion, three hundred three billion, nine hundred forty-three million, five hundred ninety-three thousand, three hundred forty-three".