84012443503 has 2 divisors, whose sum is σ = 84012443504. Its totient is φ = 84012443502.

The previous prime is 84012443447. The next prime is 84012443521. The reversal of 84012443503 is 30534421048.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84012443503 - 2⁹ = 84012442991 is a prime.

It is a super-2 number, since 2×84012443503² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84012449503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42006221751 + 42006221752.

It is an arithmetic number, because the mean of its divisors is an integer number (42006221752).

Almost surely, 2^84012443503 is an apocalyptic number.

84012443503 is a deficient number, since it is larger than the sum of its proper divisors (1).

84012443503 is an equidigital number, since it uses as much as digits as its factorization.

84012443503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 34.

The spelling of 84012443503 in words is "eighty-four billion, twelve million, four hundred forty-three thousand, five hundred three".