142096897871 has 2 divisors, whose sum is σ = 142096897872. Its totient is φ = 142096897870.

The previous prime is 142096897847. The next prime is 142096897933. The reversal of 142096897871 is 178798690241.

It is a happy number.

It is an a-pointer prime, because the next prime (142096897933) can be obtained adding 142096897871 to its sum of digits (62).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142096897871 is a prime.

It is a super-2 number, since 2×142096897871² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142096897171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71048448935 + 71048448936.

It is an arithmetic number, because the mean of its divisors is an integer number (71048448936).

Almost surely, 2^142096897871 is an apocalyptic number.

142096897871 is a deficient number, since it is larger than the sum of its proper divisors (1).

142096897871 is an equidigital number, since it uses as much as digits as its factorization.

142096897871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12192768, while the sum is 62.

The spelling of 142096897871 in words is "one hundred forty-two billion, ninety-six million, eight hundred ninety-seven thousand, eight hundred seventy-one".