2312065523 has 4 divisors (see below), whose sum is σ = 2333673720. Its totient is φ = 2290457328.

The previous prime is 2312065477. The next prime is 2312065531. The reversal of 2312065523 is 3255602132.

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 2312065523 - 2⁸ = 2312065267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2312065543) 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, 10803938 + ... + 10804151.

It is an arithmetic number, because the mean of its divisors is an integer number (583418430).

Almost surely, 2^2312065523 is an apocalyptic number.

2312065523 is a deficient number, since it is larger than the sum of its proper divisors (21608197).

2312065523 is a wasteful number, since it uses less digits than its factorization.

2312065523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21608196.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 2312065523 is about 48083.9424652347. The cubic root of 2312065523 is about 1322.3102950556.

Adding to 2312065523 its reverse (3255602132), we get a palindrome (5567667655).

The spelling of 2312065523 in words is "two billion, three hundred twelve million, sixty-five thousand, five hundred twenty-three".