1347740281343 has 4 divisors (see below), whose sum is σ = 1427019121440. Its totient is φ = 1268461441248.

The previous prime is 1347740281331. The next prime is 1347740281379. The reversal of 1347740281343 is 3431820477431.

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 1347740281343 - 2⁸ = 1347740281087 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 (1347740281243) 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, 39639420023 + ... + 39639420056.

It is an arithmetic number, because the mean of its divisors is an integer number (356754780360).

Almost surely, 2^{1347740281343} is an apocalyptic number.

1347740281343 is a deficient number, since it is larger than the sum of its proper divisors (79278840097).

1347740281343 is an equidigital number, since it uses as much as digits as its factorization.

1347740281343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79278840096.

The product of its (nonzero) digits is 1354752, while the sum is 47.

The spelling of 1347740281343 in words is "one trillion, three hundred forty-seven billion, seven hundred forty million, two hundred eighty-one thousand, three hundred forty-three".