84872003543 has 2 divisors, whose sum is σ = 84872003544. Its totient is φ = 84872003542.

The previous prime is 84872003537. The next prime is 84872003591. The reversal of 84872003543 is 34530027848.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84872003543 - 2⁶ = 84872003479 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 84872003494 and 84872003503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84872003443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42436001771 + 42436001772.

It is an arithmetic number, because the mean of its divisors is an integer number (42436001772).

Almost surely, 2^84872003543 is an apocalyptic number.

84872003543 is a deficient number, since it is larger than the sum of its proper divisors (1).

84872003543 is an equidigital number, since it uses as much as digits as its factorization.

84872003543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 44.

The spelling of 84872003543 in words is "eighty-four billion, eight hundred seventy-two million, three thousand, five hundred forty-three".