85146123 has 4 divisors (see below), whose sum is σ = 113528168. Its totient is φ = 56764080.

The previous prime is 85146107. The next prime is 85146133. The reversal of 85146123 is 32164158.

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

It is not a de Polignac number, because 85146123 - 2⁴ = 85146107 is a prime.

It is a super-2 number, since 2×85146123² = 14499724523862258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85146133) 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, 14191018 + ... + 14191023.

It is an arithmetic number, because the mean of its divisors is an integer number (28382042).

Almost surely, 2^85146123 is an apocalyptic number.

85146123 is a deficient number, since it is larger than the sum of its proper divisors (28382045).

85146123 is a wasteful number, since it uses less digits than its factorization.

85146123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28382044.

The product of its digits is 5760, while the sum is 30.

The square root of 85146123 is about 9227.4656867419. The cubic root of 85146123 is about 439.9347751113.

The spelling of 85146123 in words is "eighty-five million, one hundred forty-six thousand, one hundred twenty-three".