83047 has 2 divisors, whose sum is σ = 83048. Its totient is φ = 83046.

The previous prime is 83023. The next prime is 83059. The reversal of 83047 is 74038.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83047 is a prime.

It is a plaindrome in base 14 and base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41523 + 41524.

It is an arithmetic number, because the mean of its divisors is an integer number (41524).

2⁸³⁰⁴⁷ is an apocalyptic number.

83047 is a deficient number, since it is larger than the sum of its proper divisors (1).

83047 is an equidigital number, since it uses as much as digits as its factorization.

83047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 83047 is about 288.1787639643. The cubic root of 83047 is about 43.6289387883.

Subtracting from 83047 its reverse (74038), we obtain a palindrome (9009).

The spelling of 83047 in words is "eighty-three thousand, forty-seven".