2134305123 has 8 divisors (see below), whose sum is σ = 2846131200. Its totient is φ = 1422674568.

The previous prime is 2134305119. The next prime is 2134305157. The reversal of 2134305123 is 3215034312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2134305123 - 2² = 2134305119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2134305093 and 2134305102.

It is not an unprimeable number, because it can be changed into a prime (2134305193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21163 + ... + 68676.

It is an arithmetic number, because the mean of its divisors is an integer number (355766400).

Almost surely, 2^2134305123 is an apocalyptic number.

2134305123 is a deficient number, since it is larger than the sum of its proper divisors (711826077).

2134305123 is an equidigital number, since it uses as much as digits as its factorization.

2134305123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97761.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 2134305123 is about 46198.5402691470. The cubic root of 2134305123 is about 1287.5146190944.

Adding to 2134305123 its reverse (3215034312), we get a palindrome (5349339435).

The spelling of 2134305123 in words is "two billion, one hundred thirty-four million, three hundred five thousand, one hundred twenty-three".