85096777 has 2 divisors, whose sum is σ = 85096778. Its totient is φ = 85096776.

The previous prime is 85096751. The next prime is 85096783. The reversal of 85096777 is 77769058.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84713616 + 383161 = 9204^2 + 619^2 .

It is a cyclic number.

It is not a de Polignac number, because 85096777 - 2¹⁹ = 84572489 is a prime.

It is a super-2 number, since 2×85096777² = 14482922911575458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85096777.

It is not a weakly prime, because it can be changed into another prime (85096717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42548388 + 42548389.

It is an arithmetic number, because the mean of its divisors is an integer number (42548389).

Almost surely, 2^85096777 is an apocalyptic number.

It is an amenable number.

85096777 is a deficient number, since it is larger than the sum of its proper divisors (1).

85096777 is an equidigital number, since it uses as much as digits as its factorization.

85096777 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 740880, while the sum is 49.

The square root of 85096777 is about 9224.7914339567. The cubic root of 85096777 is about 439.8497713719.

The spelling of 85096777 in words is "eighty-five million, ninety-six thousand, seven hundred seventy-seven".