1342642076129 has 2 divisors, whose sum is σ = 1342642076130. Its totient is φ = 1342642076128.

The previous prime is 1342642076089. The next prime is 1342642076159. The reversal of 1342642076129 is 9216702462431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 804208987729 + 538433088400 = 896777^2 + 733780^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1342642076129 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1342642076159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671321038064 + 671321038065.

It is an arithmetic number, because the mean of its divisors is an integer number (671321038065).

Almost surely, 2^{1342642076129} is an apocalyptic number.

It is an amenable number.

1342642076129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342642076129 is an equidigital number, since it uses as much as digits as its factorization.

1342642076129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 1342642076129 in words is "one trillion, three hundred forty-two billion, six hundred forty-two million, seventy-six thousand, one hundred twenty-nine".