20134414123 has 4 divisors (see below), whose sum is σ = 20157217288. Its totient is φ = 20111610960.

The previous prime is 20134414103. The next prime is 20134414129. The reversal of 20134414123 is 32141443102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20134414123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20134414129) 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, 11400258 + ... + 11402023.

It is an arithmetic number, because the mean of its divisors is an integer number (5039304322).

Almost surely, 2^20134414123 is an apocalyptic number.

20134414123 is a deficient number, since it is larger than the sum of its proper divisors (22803165).

20134414123 is an equidigital number, since it uses as much as digits as its factorization.

20134414123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22803164.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 20134414123 its reverse (32141443102), we get a palindrome (52275857225).

The spelling of 20134414123 in words is "twenty billion, one hundred thirty-four million, four hundred fourteen thousand, one hundred twenty-three".