86347061 has 2 divisors, whose sum is σ = 86347062. Its totient is φ = 86347060.

The previous prime is 86347043. The next prime is 86347069. The reversal of 86347061 is 16074368.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49210225 + 37136836 = 7015^2 + 6094^2 .

It is a cyclic number.

It is not a de Polignac number, because 86347061 - 2¹⁸ = 86084917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86347069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43173530 + 43173531.

It is an arithmetic number, because the mean of its divisors is an integer number (43173531).

Almost surely, 2^86347061 is an apocalyptic number.

It is an amenable number.

86347061 is a deficient number, since it is larger than the sum of its proper divisors (1).

86347061 is an equidigital number, since it uses as much as digits as its factorization.

86347061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 86347061 is about 9292.3119297622. The cubic root of 86347061 is about 441.9934702119.

The spelling of 86347061 in words is "eighty-six million, three hundred forty-seven thousand, sixty-one".