142938817183 has 2 divisors, whose sum is σ = 142938817184. Its totient is φ = 142938817182.

The previous prime is 142938817157. The next prime is 142938817207. The reversal of 142938817183 is 381718839241.

It is a strong prime.

It is an emirp because it is prime and its reverse (381718839241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142938817183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142938817783) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71469408591 + 71469408592.

It is an arithmetic number, because the mean of its divisors is an integer number (71469408592).

Almost surely, 2^142938817183 is an apocalyptic number.

142938817183 is a deficient number, since it is larger than the sum of its proper divisors (1).

142938817183 is an equidigital number, since it uses as much as digits as its factorization.

142938817183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2322432, while the sum is 55.

The spelling of 142938817183 in words is "one hundred forty-two billion, nine hundred thirty-eight million, eight hundred seventeen thousand, one hundred eighty-three".