142319125693 has 2 divisors, whose sum is σ = 142319125694. Its totient is φ = 142319125692.

The previous prime is 142319125691. The next prime is 142319125733. The reversal of 142319125693 is 396521913241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133975764729 + 8343360964 = 366027^2 + 91342^2 .

It is a cyclic number.

It is not a de Polignac number, because 142319125693 - 2¹ = 142319125691 is a prime.

Together with 142319125691, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142319125691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71159562846 + 71159562847.

It is an arithmetic number, because the mean of its divisors is an integer number (71159562847).

Almost surely, 2^142319125693 is an apocalyptic number.

It is an amenable number.

142319125693 is a deficient number, since it is larger than the sum of its proper divisors (1).

142319125693 is an equidigital number, since it uses as much as digits as its factorization.

142319125693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 349920, while the sum is 46.

The spelling of 142319125693 in words is "one hundred forty-two billion, three hundred nineteen million, one hundred twenty-five thousand, six hundred ninety-three".