142004712977 has 2 divisors, whose sum is σ = 142004712978. Its totient is φ = 142004712976.

The previous prime is 142004712911. The next prime is 142004712979. The reversal of 142004712977 is 779217400241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141920972176 + 83740801 = 376724^2 + 9151^2 .

It is a cyclic number.

It is not a de Polignac number, because 142004712977 - 2⁸ = 142004712721 is a prime.

Together with 142004712979, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (142004712979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71002356488 + 71002356489.

It is an arithmetic number, because the mean of its divisors is an integer number (71002356489).

Almost surely, 2^142004712977 is an apocalyptic number.

It is an amenable number.

142004712977 is a deficient number, since it is larger than the sum of its proper divisors (1).

142004712977 is an equidigital number, since it uses as much as digits as its factorization.

142004712977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 197568, while the sum is 44.

The spelling of 142004712977 in words is "one hundred forty-two billion, four million, seven hundred twelve thousand, nine hundred seventy-seven".