1491422826227 has 2 divisors, whose sum is σ = 1491422826228. Its totient is φ = 1491422826226.

The previous prime is 1491422826217. The next prime is 1491422826263. The reversal of 1491422826227 is 7226282241941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1491422826227 - 2¹⁴ = 1491422809843 is a prime.

It is not a weakly prime, because it can be changed into another prime (1491422826217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 745711413113 + 745711413114.

It is an arithmetic number, because the mean of its divisors is an integer number (745711413114).

Almost surely, 2^{1491422826227} is an apocalyptic number.

1491422826227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1491422826227 is an equidigital number, since it uses as much as digits as its factorization.

1491422826227 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1548288, while the sum is 50.

The spelling of 1491422826227 in words is "one trillion, four hundred ninety-one billion, four hundred twenty-two million, eight hundred twenty-six thousand, two hundred twenty-seven".