85412183 has 2 divisors, whose sum is σ = 85412184. Its totient is φ = 85412182.

The previous prime is 85412149. The next prime is 85412213. The reversal of 85412183 is 38121458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85412183 - 2²² = 81217879 is a prime.

It is a Chen prime.

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

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85412123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42706091 + 42706092.

It is an arithmetic number, because the mean of its divisors is an integer number (42706092).

Almost surely, 2^85412183 is an apocalyptic number.

85412183 is a deficient number, since it is larger than the sum of its proper divisors (1).

85412183 is an equidigital number, since it uses as much as digits as its factorization.

85412183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7680, while the sum is 32.

The square root of 85412183 is about 9241.8711849928. The cubic root of 85412183 is about 440.3925267864.

The spelling of 85412183 in words is "eighty-five million, four hundred twelve thousand, one hundred eighty-three".