86281207 has 2 divisors, whose sum is σ = 86281208. Its totient is φ = 86281206.

The previous prime is 86281199. The next prime is 86281219. The reversal of 86281207 is 70218268.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86281207 - 2³ = 86281199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86281007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43140603 + 43140604.

It is an arithmetic number, because the mean of its divisors is an integer number (43140604).

Almost surely, 2^86281207 is an apocalyptic number.

86281207 is a deficient number, since it is larger than the sum of its proper divisors (1).

86281207 is an equidigital number, since it uses as much as digits as its factorization.

86281207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 86281207 is about 9288.7677869565. The cubic root of 86281207 is about 441.8810771151.

The spelling of 86281207 in words is "eighty-six million, two hundred eighty-one thousand, two hundred seven".