1425571651027 has 2 divisors, whose sum is σ = 1425571651028. Its totient is φ = 1425571651026.

The previous prime is 1425571650989. The next prime is 1425571651033. The reversal of 1425571651027 is 7201561755241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1425571651027 - 2³⁹ = 875815837139 is a prime.

It is not a weakly prime, because it can be changed into another prime (1425571651037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 712785825513 + 712785825514.

It is an arithmetic number, because the mean of its divisors is an integer number (712785825514).

Almost surely, 2^{1425571651027} is an apocalyptic number.

1425571651027 is a deficient number, since it is larger than the sum of its proper divisors (1).

1425571651027 is an equidigital number, since it uses as much as digits as its factorization.

1425571651027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588000, while the sum is 46.

The spelling of 1425571651027 in words is "one trillion, four hundred twenty-five billion, five hundred seventy-one million, six hundred fifty-one thousand, twenty-seven".