1425662306329 has 2 divisors, whose sum is σ = 1425662306330. Its totient is φ = 1425662306328.

The previous prime is 1425662306323. The next prime is 1425662306333. The reversal of 1425662306329 is 9236032665241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1421150094400 + 4512211929 = 1192120^2 + 67173^2 .

It is a cyclic number.

It is not a de Polignac number, because 1425662306329 - 2¹¹ = 1425662304281 is a prime.

It is not a weakly prime, because it can be changed into another prime (1425662306323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712831153164 + 712831153165.

It is an arithmetic number, because the mean of its divisors is an integer number (712831153165).

Almost surely, 2^{1425662306329} is an apocalyptic number.

It is an amenable number.

1425662306329 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425662306329 is an equidigital number, since it uses as much as digits as its factorization.

1425662306329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 1425662306329 in words is "one trillion, four hundred twenty-five billion, six hundred sixty-two million, three hundred six thousand, three hundred twenty-nine".