142243524243 has 6 divisors (see below), whose sum is σ = 205462868364. Its totient is φ = 94829016156.

The previous prime is 142243524191. The next prime is 142243524253. The reversal of 142243524243 is 342425342241.

142243524243 is a `hidden beast` number, since 1 + 4 + 224 + 3 + 5 + 2 + 424 + 3 = 666.

It is not a de Polignac number, because 142243524243 - 2²⁶ = 142176415379 is a prime.

It is a super-3 number, since 3×142243524243³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142243524198 and 142243524207.

It is not an unprimeable number, because it can be changed into a prime (142243524253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7902418005 + ... + 7902418022.

It is an arithmetic number, because the mean of its divisors is an integer number (34243811394).

Almost surely, 2^142243524243 is an apocalyptic number.

142243524243 is a deficient number, since it is larger than the sum of its proper divisors (63219344121).

142243524243 is a wasteful number, since it uses less digits than its factorization.

142243524243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15804836033 (or 15804836030 counting only the distinct ones).

The product of its digits is 184320, while the sum is 36.

Adding to 142243524243 its reverse (342425342241), we get a palindrome (484668866484).

The spelling of 142243524243 in words is "one hundred forty-two billion, two hundred forty-three million, five hundred twenty-four thousand, two hundred forty-three".