85016123 has 4 divisors (see below), whose sum is σ = 85113288. Its totient is φ = 84918960.

The previous prime is 85016069. The next prime is 85016147. The reversal of 85016123 is 32161058.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 85016123 - 2⁶ = 85016059 is a prime.

It is a super-2 number, since 2×85016123² = 14455482339902258, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85016092 and 85016101.

It is not an unprimeable number, because it can be changed into a prime (85016423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47258 + ... + 49023.

It is an arithmetic number, because the mean of its divisors is an integer number (21278322).

Almost surely, 2^85016123 is an apocalyptic number.

85016123 is a deficient number, since it is larger than the sum of its proper divisors (97165).

85016123 is an equidigital number, since it uses as much as digits as its factorization.

85016123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97164.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 85016123 is about 9220.4188082755. The cubic root of 85016123 is about 439.7107654915.

The spelling of 85016123 in words is "eighty-five million, sixteen thousand, one hundred twenty-three".