86111393 has 2 divisors, whose sum is σ = 86111394. Its totient is φ = 86111392.

The previous prime is 86111381. The next prime is 86111407. The reversal of 86111393 is 39311168.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63234304 + 22877089 = 7952^2 + 4783^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86111393 is a prime.

It is not a weakly prime, because it can be changed into another prime (86111303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43055696 + 43055697.

It is an arithmetic number, because the mean of its divisors is an integer number (43055697).

Almost surely, 2^86111393 is an apocalyptic number.

It is an amenable number.

86111393 is a deficient number, since it is larger than the sum of its proper divisors (1).

86111393 is an equidigital number, since it uses as much as digits as its factorization.

86111393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 32.

The square root of 86111393 is about 9279.6224599926. The cubic root of 86111393 is about 441.5909912511.

The spelling of 86111393 in words is "eighty-six million, one hundred eleven thousand, three hundred ninety-three".