84503 has 2 divisors, whose sum is σ = 84504. Its totient is φ = 84502.

The previous prime is 84499. The next prime is 84509. The reversal of 84503 is 30548.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84503 - 2² = 84499 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42251 + 42252.

It is an arithmetic number, because the mean of its divisors is an integer number (42252).

2⁸⁴⁵⁰³ is an apocalyptic number.

84503 is a deficient number, since it is larger than the sum of its proper divisors (1).

84503 is an equidigital number, since it uses as much as digits as its factorization.

84503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 84503 is about 290.6939971860. The cubic root of 84503 is about 43.8824340831.

The spelling of 84503 in words is "eighty-four thousand, five hundred three".