85058543 has 2 divisors, whose sum is σ = 85058544. Its totient is φ = 85058542.

The previous prime is 85058539. The next prime is 85058551. The reversal of 85058543 is 34585058.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85058543 - 2² = 85058539 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 85058497 and 85058506.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85058563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42529271 + 42529272.

It is an arithmetic number, because the mean of its divisors is an integer number (42529272).

Almost surely, 2^85058543 is an apocalyptic number.

85058543 is a deficient number, since it is larger than the sum of its proper divisors (1).

85058543 is an equidigital number, since it uses as much as digits as its factorization.

85058543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96000, while the sum is 38.

The square root of 85058543 is about 9222.7188507511. The cubic root of 85058543 is about 439.7838866383.

The spelling of 85058543 in words is "eighty-five million, fifty-eight thousand, five hundred forty-three".