86073787 has 2 divisors, whose sum is σ = 86073788. Its totient is φ = 86073786.

The previous prime is 86073733. The next prime is 86073791. The reversal of 86073787 is 78737068.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86073787 is a prime.

It is not a weakly prime, because it can be changed into another prime (86073707) 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, 43036893 + 43036894.

It is an arithmetic number, because the mean of its divisors is an integer number (43036894).

Almost surely, 2^86073787 is an apocalyptic number.

86073787 is a deficient number, since it is larger than the sum of its proper divisors (1).

86073787 is an equidigital number, since it uses as much as digits as its factorization.

86073787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 395136, while the sum is 46.

The square root of 86073787 is about 9277.5959709399. The cubic root of 86073787 is about 441.5266989887.

It can be divided in two parts, 860 and 73787, that added together give a palindrome (74647).

The spelling of 86073787 in words is "eighty-six million, seventy-three thousand, seven hundred eighty-seven".