1121088666629 has 2 divisors, whose sum is σ = 1121088666630. Its totient is φ = 1121088666628.

The previous prime is 1121088666617. The next prime is 1121088666631. The reversal of 1121088666629 is 9266668801211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1075416702529 + 45671964100 = 1037023^2 + 213710^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121088666629 - 2²⁸ = 1120820231173 is a prime.

Together with 1121088666631, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121088669629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560544333314 + 560544333315.

It is an arithmetic number, because the mean of its divisors is an integer number (560544333315).

Almost surely, 2^{1121088666629} is an apocalyptic number.

It is an amenable number.

1121088666629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121088666629 is an equidigital number, since it uses as much as digits as its factorization.

1121088666629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2985984, while the sum is 56.

The spelling of 1121088666629 in words is "one trillion, one hundred twenty-one billion, eighty-eight million, six hundred sixty-six thousand, six hundred twenty-nine".