142398106271 has 2 divisors, whose sum is σ = 142398106272. Its totient is φ = 142398106270.

The previous prime is 142398106241. The next prime is 142398106307. The reversal of 142398106271 is 172601893241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 142398106271 - 2²² = 142393911967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142398106231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71199053135 + 71199053136.

It is an arithmetic number, because the mean of its divisors is an integer number (71199053136).

Almost surely, 2^142398106271 is an apocalyptic number.

142398106271 is a deficient number, since it is larger than the sum of its proper divisors (1).

142398106271 is an equidigital number, since it uses as much as digits as its factorization.

142398106271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 44.

The spelling of 142398106271 in words is "one hundred forty-two billion, three hundred ninety-eight million, one hundred six thousand, two hundred seventy-one".