86277137 has 2 divisors, whose sum is σ = 86277138. Its totient is φ = 86277136.

The previous prime is 86277077. The next prime is 86277143. The reversal of 86277137 is 73177268.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80712256 + 5564881 = 8984^2 + 2359^2 .

It is a cyclic number.

It is not a de Polignac number, because 86277137 - 2⁸ = 86276881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86277094 and 86277103.

It is not a weakly prime, because it can be changed into another prime (86277187) 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, 43138568 + 43138569.

It is an arithmetic number, because the mean of its divisors is an integer number (43138569).

Almost surely, 2^86277137 is an apocalyptic number.

It is an amenable number.

86277137 is a deficient number, since it is larger than the sum of its proper divisors (1).

86277137 is an equidigital number, since it uses as much as digits as its factorization.

86277137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98784, while the sum is 41.

The square root of 86277137 is about 9288.5487025692. The cubic root of 86277137 is about 441.8741289652.

The spelling of 86277137 in words is "eighty-six million, two hundred seventy-seven thousand, one hundred thirty-seven".