85167763 has 2 divisors, whose sum is σ = 85167764. Its totient is φ = 85167762.

The previous prime is 85167737. The next prime is 85167769. The reversal of 85167763 is 36776158.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85167763 - 2¹⁷ = 85036691 is a prime.

It is a super-3 number, since 3×85167763³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (85167769) 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, 42583881 + 42583882.

It is an arithmetic number, because the mean of its divisors is an integer number (42583882).

Almost surely, 2^85167763 is an apocalyptic number.

85167763 is a deficient number, since it is larger than the sum of its proper divisors (1).

85167763 is an equidigital number, since it uses as much as digits as its factorization.

85167763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 43.

The square root of 85167763 is about 9228.6381985643. The cubic root of 85167763 is about 439.9720419563.

The spelling of 85167763 in words is "eighty-five million, one hundred sixty-seven thousand, seven hundred sixty-three".