86720083 has 2 divisors, whose sum is σ = 86720084. Its totient is φ = 86720082.

The previous prime is 86720069. The next prime is 86720099. The reversal of 86720083 is 38002768.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 86720083 - 2¹⁷ = 86589011 is a prime.

It is not a weakly prime, because it can be changed into another prime (86720483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43360041 + 43360042.

It is an arithmetic number, because the mean of its divisors is an integer number (43360042).

Almost surely, 2^86720083 is an apocalyptic number.

86720083 is a deficient number, since it is larger than the sum of its proper divisors (1).

86720083 is an equidigital number, since it uses as much as digits as its factorization.

86720083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 86720083 is about 9312.3618379013. The cubic root of 86720083 is about 442.6290310724.

The spelling of 86720083 in words is "eighty-six million, seven hundred twenty thousand, eighty-three".