32543115439 has 2 divisors, whose sum is σ = 32543115440. Its totient is φ = 32543115438.

The previous prime is 32543115389. The next prime is 32543115463. The reversal of 32543115439 is 93451134523.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 32543115439 - 2²⁷ = 32408897711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32543115139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16271557719 + 16271557720.

It is an arithmetic number, because the mean of its divisors is an integer number (16271557720).

Almost surely, 2^32543115439 is an apocalyptic number.

32543115439 is a deficient number, since it is larger than the sum of its proper divisors (1).

32543115439 is an equidigital number, since it uses as much as digits as its factorization.

32543115439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 194400, while the sum is 40.

The spelling of 32543115439 in words is "thirty-two billion, five hundred forty-three million, one hundred fifteen thousand, four hundred thirty-nine".