11543034511 has 2 divisors, whose sum is σ = 11543034512. Its totient is φ = 11543034510.

The previous prime is 11543034457. The next prime is 11543034523.

11543034511 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 11543034511 - 2⁷ = 11543034383 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11543034511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11543034211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5771517255 + 5771517256.

It is an arithmetic number, because the mean of its divisors is an integer number (5771517256).

Almost surely, 2^11543034511 is an apocalyptic number.

11543034511 is a deficient number, since it is larger than the sum of its proper divisors (1).

11543034511 is an equidigital number, since it uses as much as digits as its factorization.

11543034511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 28.

It can be divided in two parts, 115430 and 34511, that added together give a palindrome (149941).

The spelling of 11543034511 in words is "eleven billion, five hundred forty-three million, thirty-four thousand, five hundred eleven".