134056642043 has 4 divisors (see below), whose sum is σ = 134956351200. Its totient is φ = 133156932888.

The previous prime is 134056642033. The next prime is 134056642063. The reversal of 134056642043 is 340246650431.

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 134056642043 - 2²⁰ = 134055593467 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134056641988 and 134056642006.

It is not an unprimeable number, because it can be changed into a prime (134056642033) 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, 449854355 + ... + 449854652.

It is an arithmetic number, because the mean of its divisors is an integer number (33739087800).

Almost surely, 2^134056642043 is an apocalyptic number.

134056642043 is a deficient number, since it is larger than the sum of its proper divisors (899709157).

134056642043 is an equidigital number, since it uses as much as digits as its factorization.

134056642043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899709156.

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 134056642043 in words is "one hundred thirty-four billion, fifty-six million, six hundred forty-two thousand, forty-three".