134142332143 has 4 divisors (see below), whose sum is σ = 134145658440. Its totient is φ = 134139005848.

The previous prime is 134142332101. The next prime is 134142332189. The reversal of 134142332143 is 341233241431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341233241431 = 1511 ⋅225832721.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-134142332143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134142332543) 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, 1601905 + ... + 1683562.

It is an arithmetic number, because the mean of its divisors is an integer number (33536414610).

Almost surely, 2^134142332143 is an apocalyptic number.

134142332143 is a deficient number, since it is larger than the sum of its proper divisors (3326297).

134142332143 is an equidigital number, since it uses as much as digits as its factorization.

134142332143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3326296.

The product of its digits is 20736, while the sum is 31.

Adding to 134142332143 its reverse (341233241431), we get a palindrome (475375573574).

The spelling of 134142332143 in words is "one hundred thirty-four billion, one hundred forty-two million, three hundred thirty-two thousand, one hundred forty-three".