142041011939 has 2 divisors, whose sum is σ = 142041011940. Its totient is φ = 142041011938.

The previous prime is 142041011899. The next prime is 142041011971. The reversal of 142041011939 is 939110140241.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-142041011939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142041011899 and 142041011908.

It is not a weakly prime, because it can be changed into another prime (142041011989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71020505969 + 71020505970.

It is an arithmetic number, because the mean of its divisors is an integer number (71020505970).

Almost surely, 2^142041011939 is an apocalyptic number.

142041011939 is a deficient number, since it is larger than the sum of its proper divisors (1).

142041011939 is an equidigital number, since it uses as much as digits as its factorization.

142041011939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 142041011939 in words is "one hundred forty-two billion, forty-one million, eleven thousand, nine hundred thirty-nine".