12352543311 has 4 divisors (see below), whose sum is σ = 16470057752. Its totient is φ = 8235028872.

The previous prime is 12352543303. The next prime is 12352543327. The reversal of 12352543311 is 11334525321.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12352543311 - 2³ = 12352543303 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 (12352543391) 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, 2058757216 + ... + 2058757221.

It is an arithmetic number, because the mean of its divisors is an integer number (4117514438).

Almost surely, 2^12352543311 is an apocalyptic number.

12352543311 is a deficient number, since it is larger than the sum of its proper divisors (4117514441).

12352543311 is an equidigital number, since it uses as much as digits as its factorization.

12352543311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4117514440.

The product of its digits is 10800, while the sum is 30.

The spelling of 12352543311 in words is "twelve billion, three hundred fifty-two million, five hundred forty-three thousand, three hundred eleven".