2065065123 has 16 divisors (see below), whose sum is σ = 3180422016. Its totient is φ = 1177933440.

The previous prime is 2065065109. The next prime is 2065065137. The reversal of 2065065123 is 3215605602.

It is an interprime number because it is at equal distance from previous prime (2065065109) and next prime (2065065137).

It is not a de Polignac number, because 2065065123 - 2⁵ = 2065065091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2065065523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1839961 + ... + 1841082.

It is an arithmetic number, because the mean of its divisors is an integer number (198776376).

Almost surely, 2^2065065123 is an apocalyptic number.

2065065123 is a deficient number, since it is larger than the sum of its proper divisors (1115356893).

2065065123 is a wasteful number, since it uses less digits than its factorization.

2065065123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3681074.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 2065065123 is about 45442.9876108515. The cubic root of 2065065123 is about 1273.4383285055.

The spelling of 2065065123 in words is "two billion, sixty-five million, sixty-five thousand, one hundred twenty-three".