85560719 has 2 divisors, whose sum is σ = 85560720. Its totient is φ = 85560718.

The previous prime is 85560707. The next prime is 85560733. The reversal of 85560719 is 91706558.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 85560719 - 2⁴ = 85560703 is a prime.

It is a super-2 number, since 2×85560719² = 14641273271593922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85560019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42780359 + 42780360.

It is an arithmetic number, because the mean of its divisors is an integer number (42780360).

Almost surely, 2^85560719 is an apocalyptic number.

85560719 is a deficient number, since it is larger than the sum of its proper divisors (1).

85560719 is an equidigital number, since it uses as much as digits as its factorization.

85560719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75600, while the sum is 41.

The square root of 85560719 is about 9249.9037292288. The cubic root of 85560719 is about 440.6476670532.

The spelling of 85560719 in words is "eighty-five million, five hundred sixty thousand, seven hundred nineteen".