86297147 has 2 divisors, whose sum is σ = 86297148. Its totient is φ = 86297146.

The previous prime is 86297143. The next prime is 86297161. The reversal of 86297147 is 74179268.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86297147 - 2² = 86297143 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 86297098 and 86297107.

It is not a weakly prime, because it can be changed into another prime (86297143) 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, 43148573 + 43148574.

It is an arithmetic number, because the mean of its divisors is an integer number (43148574).

Almost surely, 2^86297147 is an apocalyptic number.

86297147 is a deficient number, since it is larger than the sum of its proper divisors (1).

86297147 is an equidigital number, since it uses as much as digits as its factorization.

86297147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 44.

The square root of 86297147 is about 9289.6257728716. The cubic root of 86297147 is about 441.9082871758.

The spelling of 86297147 in words is "eighty-six million, two hundred ninety-seven thousand, one hundred forty-seven".