86383897 has 2 divisors, whose sum is σ = 86383898. Its totient is φ = 86383896.

The previous prime is 86383853. The next prime is 86383901. The reversal of 86383897 is 79838368.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 71166096 + 15217801 = 8436^2 + 3901^2 .

It is a cyclic number.

It is not a de Polignac number, because 86383897 - 2²³ = 77995289 is a prime.

It is not a weakly prime, because it can be changed into another prime (86383807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43191948 + 43191949.

It is an arithmetic number, because the mean of its divisors is an integer number (43191949).

Almost surely, 2^86383897 is an apocalyptic number.

It is an amenable number.

86383897 is a deficient number, since it is larger than the sum of its proper divisors (1).

86383897 is an equidigital number, since it uses as much as digits as its factorization.

86383897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1741824, while the sum is 52.

The square root of 86383897 is about 9294.2937870502. The cubic root of 86383897 is about 442.0563133345.

The spelling of 86383897 in words is "eighty-six million, three hundred eighty-three thousand, eight hundred ninety-seven".