142146736057 has 2 divisors, whose sum is σ = 142146736058. Its totient is φ = 142146736056.

The previous prime is 142146736051. The next prime is 142146736103. The reversal of 142146736057 is 750637641241.

It is an a-pointer prime, because the next prime (142146736103) can be obtained adding 142146736057 to its sum of digits (46).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132715218601 + 9431517456 = 364301^2 + 97116^2 .

It is an emirp because it is prime and its reverse (750637641241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142146736057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142146735998 and 142146736016.

It is not a weakly prime, because it can be changed into another prime (142146736051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71073368028 + 71073368029.

It is an arithmetic number, because the mean of its divisors is an integer number (71073368029).

Almost surely, 2^142146736057 is an apocalyptic number.

It is an amenable number.

142146736057 is a deficient number, since it is larger than the sum of its proper divisors (1).

142146736057 is an equidigital number, since it uses as much as digits as its factorization.

142146736057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 142146736057 in words is "one hundred forty-two billion, one hundred forty-six million, seven hundred thirty-six thousand, fifty-seven".