2312134520 has 16 divisors (see below), whose sum is σ = 5202302760. Its totient is φ = 924853792.

The previous prime is 2312134511. The next prime is 2312134523. The reversal of 2312134520 is 254312132.

2312134520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2312134523) 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, 28901642 + ... + 28901721.

Almost surely, 2^2312134520 is an apocalyptic number.

2312134520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2312134520 is an abundant number, since it is smaller than the sum of its proper divisors (2890168240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2312134520 is a wasteful number, since it uses less digits than its factorization.

2312134520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57803374 (or 57803370 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2312134520 is about 48084.6599239300. The cubic root of 2312134520 is about 1322.3234484509.

Adding to 2312134520 its reverse (254312132), we get a palindrome (2566446652).

The spelling of 2312134520 in words is "two billion, three hundred twelve million, one hundred thirty-four thousand, five hundred twenty".