142143074057 has 2 divisors, whose sum is σ = 142143074058. Its totient is φ = 142143074056.

The previous prime is 142143074041. The next prime is 142143074071. The reversal of 142143074057 is 750470341241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 83777829136 + 58365244921 = 289444^2 + 241589^2 .

It is a cyclic number.

It is not a de Polignac number, because 142143074057 - 2⁴ = 142143074041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142143074057.

It is not a weakly prime, because it can be changed into another prime (142143074027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71071537028 + 71071537029.

It is an arithmetic number, because the mean of its divisors is an integer number (71071537029).

Almost surely, 2^142143074057 is an apocalyptic number.

It is an amenable number.

142143074057 is a deficient number, since it is larger than the sum of its proper divisors (1).

142143074057 is an equidigital number, since it uses as much as digits as its factorization.

142143074057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 142143074057 in words is "one hundred forty-two billion, one hundred forty-three million, seventy-four thousand, fifty-seven".