11532311443 has 2 divisors, whose sum is σ = 11532311444. Its totient is φ = 11532311442.

The previous prime is 11532311431. The next prime is 11532311447. The reversal of 11532311443 is 34411323511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11532311443 - 2⁹ = 11532310931 is a prime.

It is not a weakly prime, because it can be changed into another prime (11532311447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5766155721 + 5766155722.

It is an arithmetic number, because the mean of its divisors is an integer number (5766155722).

Almost surely, 2^11532311443 is an apocalyptic number.

11532311443 is a deficient number, since it is larger than the sum of its proper divisors (1).

11532311443 is an equidigital number, since it uses as much as digits as its factorization.

11532311443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

Adding to 11532311443 its reverse (34411323511), we get a palindrome (45943634954).

The spelling of 11532311443 in words is "eleven billion, five hundred thirty-two million, three hundred eleven thousand, four hundred forty-three".