1111226666629 has 2 divisors, whose sum is σ = 1111226666630. Its totient is φ = 1111226666628.

The previous prime is 1111226666621. The next prime is 1111226666663. The reversal of 1111226666629 is 9266666221111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 962155001025 + 149071665604 = 980895^2 + 386098^2 .

It is a cyclic number.

It is not a de Polignac number, because 1111226666629 - 2³ = 1111226666621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1111226666621) 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, 555613333314 + 555613333315.

It is an arithmetic number, because the mean of its divisors is an integer number (555613333315).

Almost surely, 2^{1111226666629} is an apocalyptic number.

It is an amenable number.

1111226666629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111226666629 is an equidigital number, since it uses as much as digits as its factorization.

1111226666629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 49.

The spelling of 1111226666629 in words is "one trillion, one hundred eleven billion, two hundred twenty-six million, six hundred sixty-six thousand, six hundred twenty-nine".