1045655612227 has 2 divisors, whose sum is σ = 1045655612228. Its totient is φ = 1045655612226.

The previous prime is 1045655612219. The next prime is 1045655612269. The reversal of 1045655612227 is 7222165565401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1045655612227 - 2³ = 1045655612219 is a prime.

It is not a weakly prime, because it can be changed into another prime (1045655612327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522827806113 + 522827806114.

It is an arithmetic number, because the mean of its divisors is an integer number (522827806114).

Almost surely, 2^{1045655612227} is an apocalyptic number.

1045655612227 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045655612227 is an equidigital number, since it uses as much as digits as its factorization.

1045655612227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 1045655612227 in words is "one trillion, forty-five billion, six hundred fifty-five million, six hundred twelve thousand, two hundred twenty-seven".