86012093 has 2 divisors, whose sum is σ = 86012094. Its totient is φ = 86012092.

The previous prime is 86012081. The next prime is 86012099. The reversal of 86012093 is 39021068.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85414564 + 597529 = 9242^2 + 773^2 .

It is a cyclic number.

It is not a de Polignac number, because 86012093 - 2⁴ = 86012077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86012099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43006046 + 43006047.

It is an arithmetic number, because the mean of its divisors is an integer number (43006047).

Almost surely, 2^86012093 is an apocalyptic number.

It is an amenable number.

86012093 is a deficient number, since it is larger than the sum of its proper divisors (1).

86012093 is an equidigital number, since it uses as much as digits as its factorization.

86012093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 86012093 is about 9274.2704834397. The cubic root of 86012093 is about 441.4211846397.

Subtracting from 86012093 its reverse (39021068), we obtain a square (46991025 = 6855²).

The spelling of 86012093 in words is "eighty-six million, twelve thousand, ninety-three".