85368851 has 2 divisors, whose sum is σ = 85368852. Its totient is φ = 85368850.

The previous prime is 85368841. The next prime is 85368869. The reversal of 85368851 is 15886358.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85368851 - 2¹⁴ = 85352467 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (85368841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42684425 + 42684426.

It is an arithmetic number, because the mean of its divisors is an integer number (42684426).

Almost surely, 2^85368851 is an apocalyptic number.

85368851 is a deficient number, since it is larger than the sum of its proper divisors (1).

85368851 is an equidigital number, since it uses as much as digits as its factorization.

85368851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 44.

The square root of 85368851 is about 9239.5265571348. The cubic root of 85368851 is about 440.3180396881.

The spelling of 85368851 in words is "eighty-five million, three hundred sixty-eight thousand, eight hundred fifty-one".