86533211 has 2 divisors, whose sum is σ = 86533212. Its totient is φ = 86533210.

The previous prime is 86533207. The next prime is 86533217. The reversal of 86533211 is 11233568.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86533211 - 2² = 86533207 is a prime.

It is a Sophie Germain prime.

It is equal to p_5027708 and since 86533211 and 5027708 have the same sum of digits, it is a Honaker prime.

It is a nialpdrome in base 10.

It is not a weakly prime, because it can be changed into another prime (86533217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43266605 + 43266606.

It is an arithmetic number, because the mean of its divisors is an integer number (43266606).

Almost surely, 2^86533211 is an apocalyptic number.

86533211 is a deficient number, since it is larger than the sum of its proper divisors (1).

86533211 is an equidigital number, since it uses as much as digits as its factorization.

86533211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 86533211 is about 9302.3228819473. The cubic root of 86533211 is about 442.3108638749.

Adding to 86533211 its reverse (11233568), we get a palindrome (97766779).

The spelling of 86533211 in words is "eighty-six million, five hundred thirty-three thousand, two hundred eleven".