86020111 has 2 divisors, whose sum is σ = 86020112. Its totient is φ = 86020110.

The previous prime is 86020093. The next prime is 86020117. The reversal of 86020111 is 11102068.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 86020111 - 2¹¹ = 86018063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86020117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43010055 + 43010056.

It is an arithmetic number, because the mean of its divisors is an integer number (43010056).

Almost surely, 2^86020111 is an apocalyptic number.

86020111 is a deficient number, since it is larger than the sum of its proper divisors (1).

86020111 is an equidigital number, since it uses as much as digits as its factorization.

86020111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

The square root of 86020111 is about 9274.7027445628. The cubic root of 86020111 is about 441.4349005601.

Adding to 86020111 its reverse (11102068), we get a palindrome (97122179).

The spelling of 86020111 in words is "eighty-six million, twenty thousand, one hundred eleven".