142269329287 has 2 divisors, whose sum is σ = 142269329288. Its totient is φ = 142269329286.

The previous prime is 142269329197. The next prime is 142269329353. The reversal of 142269329287 is 782923962241.

It is a strong prime.

It is an emirp because it is prime and its reverse (782923962241) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142269329287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142269329387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71134664643 + 71134664644.

It is an arithmetic number, because the mean of its divisors is an integer number (71134664644).

Almost surely, 2^142269329287 is an apocalyptic number.

142269329287 is a deficient number, since it is larger than the sum of its proper divisors (1).

142269329287 is an equidigital number, since it uses as much as digits as its factorization.

142269329287 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 55.

The spelling of 142269329287 in words is "one hundred forty-two billion, two hundred sixty-nine million, three hundred twenty-nine thousand, two hundred eighty-seven".