86260777 has 2 divisors, whose sum is σ = 86260778. Its totient is φ = 86260776.

The previous prime is 86260763. The next prime is 86260789. The reversal of 86260777 is 77706268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86192656 + 68121 = 9284^2 + 261^2 .

It is a cyclic number.

It is not a de Polignac number, because 86260777 - 2¹⁹ = 85736489 is a prime.

It is not a weakly prime, because it can be changed into another prime (86260177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43130388 + 43130389.

It is an arithmetic number, because the mean of its divisors is an integer number (43130389).

Almost surely, 2^86260777 is an apocalyptic number.

It is an amenable number.

86260777 is a deficient number, since it is larger than the sum of its proper divisors (1).

86260777 is an equidigital number, since it uses as much as digits as its factorization.

86260777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 197568, while the sum is 43.

The square root of 86260777 is about 9287.6680065558. The cubic root of 86260777 is about 441.8461975882.

The spelling of 86260777 in words is "eighty-six million, two hundred sixty thousand, seven hundred seventy-seven".