4536531943 has 2 divisors, whose sum is σ = 4536531944. Its totient is φ = 4536531942.

The previous prime is 4536531917. The next prime is 4536532027. The reversal of 4536531943 is 3491356354.

4536531943 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4536531943 - 2⁵ = 4536531911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4536531943.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4536501943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2268265971 + 2268265972.

It is an arithmetic number, because the mean of its divisors is an integer number (2268265972).

Almost surely, 2^4536531943 is an apocalyptic number.

4536531943 is a deficient number, since it is larger than the sum of its proper divisors (1).

4536531943 is an equidigital number, since it uses as much as digits as its factorization.

4536531943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583200, while the sum is 43.

The square root of 4536531943 is about 67353.7819502365. The cubic root of 4536531943 is about 1655.4192118709.

The spelling of 4536531943 in words is "four billion, five hundred thirty-six million, five hundred thirty-one thousand, nine hundred forty-three".