3165412123 has 4 divisors (see below), whose sum is σ = 3250963840. Its totient is φ = 3079860408.

The previous prime is 3165412109. The next prime is 3165412157. The reversal of 3165412123 is 3212145613.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3212145613 = 53 ⋅60606521.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3165412123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3165412091 and 3165412100.

It is not an unprimeable number, because it can be changed into a prime (3165412163) 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, 42775803 + ... + 42775876.

It is an arithmetic number, because the mean of its divisors is an integer number (812740960).

Almost surely, 2^3165412123 is an apocalyptic number.

3165412123 is a deficient number, since it is larger than the sum of its proper divisors (85551717).

3165412123 is an equidigital number, since it uses as much as digits as its factorization.

3165412123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85551716.

The product of its digits is 4320, while the sum is 28.

The square root of 3165412123 is about 56261.9953698765. The cubic root of 3165412123 is about 1468.2840704004.

Adding to 3165412123 its reverse (3212145613), we get a palindrome (6377557736).

The spelling of 3165412123 in words is "three billion, one hundred sixty-five million, four hundred twelve thousand, one hundred twenty-three".