12045313343 has 4 divisors (see below), whose sum is σ = 13766072400. Its totient is φ = 10324554288.

The previous prime is 12045313271. The next prime is 12045313369. The reversal of 12045313343 is 34331354021.

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 12045313343 - 2¹² = 12045309247 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 (12045313393) 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, 860379518 + ... + 860379531.

It is an arithmetic number, because the mean of its divisors is an integer number (3441518100).

Almost surely, 2^12045313343 is an apocalyptic number.

12045313343 is a deficient number, since it is larger than the sum of its proper divisors (1720759057).

12045313343 is an equidigital number, since it uses as much as digits as its factorization.

12045313343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720759056.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 12045313343 its reverse (34331354021), we get a palindrome (46376667364).

The spelling of 12045313343 in words is "twelve billion, forty-five million, three hundred thirteen thousand, three hundred forty-three".