85865363 has 2 divisors, whose sum is σ = 85865364. Its totient is φ = 85865362.

The previous prime is 85865359. The next prime is 85865383. The reversal of 85865363 is 36356858.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85865363 - 2² = 85865359 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (85865323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42932681 + 42932682.

It is an arithmetic number, because the mean of its divisors is an integer number (42932682).

Almost surely, 2^85865363 is an apocalyptic number.

85865363 is a deficient number, since it is larger than the sum of its proper divisors (1).

85865363 is an equidigital number, since it uses as much as digits as its factorization.

85865363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 518400, while the sum is 44.

The square root of 85865363 is about 9266.3565115961. The cubic root of 85865363 is about 441.1700315989.

Adding to 85865363 its reverse (36356858), we get a palindrome (122222221).

The spelling of 85865363 in words is "eighty-five million, eight hundred sixty-five thousand, three hundred sixty-three".