84825071 has 2 divisors, whose sum is σ = 84825072. Its totient is φ = 84825070.

The previous prime is 84825061. The next prime is 84825073. The reversal of 84825071 is 17052848.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 84825071 - 2⁶ = 84825007 is a prime.

Together with 84825073, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (84825073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42412535 + 42412536.

It is an arithmetic number, because the mean of its divisors is an integer number (42412536).

Almost surely, 2^84825071 is an apocalyptic number.

84825071 is a deficient number, since it is larger than the sum of its proper divisors (1).

84825071 is an equidigital number, since it uses as much as digits as its factorization.

84825071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17920, while the sum is 35.

The square root of 84825071 is about 9210.0527142900. The cubic root of 84825071 is about 439.3811392770.

The spelling of 84825071 in words is "eighty-four million, eight hundred twenty-five thousand, seventy-one".