142354214477 has 2 divisors, whose sum is σ = 142354214478. Its totient is φ = 142354214476.

The previous prime is 142354214473. The next prime is 142354214521. The reversal of 142354214477 is 774412453241.

142354214477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (142354214521) can be obtained adding 142354214477 to its sum of digits (44).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82684427401 + 59669787076 = 287549^2 + 244274^2 .

It is a cyclic number.

It is not a de Polignac number, because 142354214477 - 2² = 142354214473 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (142354214473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71177107238 + 71177107239.

It is an arithmetic number, because the mean of its divisors is an integer number (71177107239).

Almost surely, 2^142354214477 is an apocalyptic number.

It is an amenable number.

142354214477 is a deficient number, since it is larger than the sum of its proper divisors (1).

142354214477 is an equidigital number, since it uses as much as digits as its factorization.

142354214477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 752640, while the sum is 44.

The spelling of 142354214477 in words is "one hundred forty-two billion, three hundred fifty-four million, two hundred fourteen thousand, four hundred seventy-seven".