85114517 has 2 divisors, whose sum is σ = 85114518. Its totient is φ = 85114516.

The previous prime is 85114487. The next prime is 85114531. The reversal of 85114517 is 71541158.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60124516 + 24990001 = 7754^2 + 4999^2 .

It is a cyclic number.

It is not a de Polignac number, because 85114517 - 2⁶ = 85114453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85114537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42557258 + 42557259.

It is an arithmetic number, because the mean of its divisors is an integer number (42557259).

Almost surely, 2^85114517 is an apocalyptic number.

It is an amenable number.

85114517 is a deficient number, since it is larger than the sum of its proper divisors (1).

85114517 is an equidigital number, since it uses as much as digits as its factorization.

85114517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5600, while the sum is 32.

The square root of 85114517 is about 9225.7529232036. The cubic root of 85114517 is about 439.8803341932.

The spelling of 85114517 in words is "eighty-five million, one hundred fourteen thousand, five hundred seventeen".