142041011971 has 2 divisors, whose sum is σ = 142041011972. Its totient is φ = 142041011970.

The previous prime is 142041011939. The next prime is 142041011989. The reversal of 142041011971 is 179110140241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142041011971 - 2⁵ = 142041011939 is a prime.

It is not a weakly prime, because it can be changed into another prime (142041011771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71020505985 + 71020505986.

It is an arithmetic number, because the mean of its divisors is an integer number (71020505986).

Almost surely, 2^142041011971 is an apocalyptic number.

142041011971 is a deficient number, since it is larger than the sum of its proper divisors (1).

142041011971 is an equidigital number, since it uses as much as digits as its factorization.

142041011971 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 31.

The spelling of 142041011971 in words is "one hundred forty-two billion, forty-one million, eleven thousand, nine hundred seventy-one".