1591063848427 has 2 divisors, whose sum is σ = 1591063848428. Its totient is φ = 1591063848426.

The previous prime is 1591063848419. The next prime is 1591063848433. The reversal of 1591063848427 is 7248483601951.

It is a strong prime.

It is an emirp because it is prime and its reverse (7248483601951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1591063848427 - 2³ = 1591063848419 is a prime.

It is not a weakly prime, because it can be changed into another prime (1591063848457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 795531924213 + 795531924214.

It is an arithmetic number, because the mean of its divisors is an integer number (795531924214).

It is a 1-persistent number, because it is pandigital, but 2⋅1591063848427 = 3182127696854 is not.

Almost surely, 2^{1591063848427} is an apocalyptic number.

1591063848427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1591063848427 is an equidigital number, since it uses as much as digits as its factorization.

1591063848427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 1591063848427 in words is "one trillion, five hundred ninety-one billion, sixty-three million, eight hundred forty-eight thousand, four hundred twenty-seven".