20134411043 has 4 divisors (see below), whose sum is σ = 20136001368. Its totient is φ = 20132820720.

The previous prime is 20134411021. The next prime is 20134411051. The reversal of 20134411043 is 34011443102.

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 20134411043 - 2²² = 20130216739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20134419043) 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, 776018 + ... + 801543.

It is an arithmetic number, because the mean of its divisors is an integer number (5034000342).

Almost surely, 2^20134411043 is an apocalyptic number.

20134411043 is a deficient number, since it is larger than the sum of its proper divisors (1590325).

20134411043 is a wasteful number, since it uses less digits than its factorization.

20134411043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590324.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20134411043 its reverse (34011443102), we get a palindrome (54145854145).

The spelling of 20134411043 in words is "twenty billion, one hundred thirty-four million, four hundred eleven thousand, forty-three".