142143535041 has 4 divisors (see below), whose sum is σ = 189524713392. Its totient is φ = 94762356692.

The previous prime is 142143534997. The next prime is 142143535099. The reversal of 142143535041 is 140535341241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 140535341241 = 3 ⋅46845113747.

It is a cyclic number.

It is not a de Polignac number, because 142143535041 - 2⁷ = 142143534913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142143534993 and 142143535011.

It is not an unprimeable number, because it can be changed into a prime (142143533041) 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, 23690589171 + ... + 23690589176.

It is an arithmetic number, because the mean of its divisors is an integer number (47381178348).

Almost surely, 2^142143535041 is an apocalyptic number.

It is an amenable number.

142143535041 is a deficient number, since it is larger than the sum of its proper divisors (47381178351).

142143535041 is an equidigital number, since it uses as much as digits as its factorization.

142143535041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47381178350.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 142143535041 its reverse (140535341241), we get a palindrome (282678876282).

The spelling of 142143535041 in words is "one hundred forty-two billion, one hundred forty-three million, five hundred thirty-five thousand, forty-one".