1129804354571 has 2 divisors, whose sum is σ = 1129804354572. Its totient is φ = 1129804354570.

The previous prime is 1129804354559. The next prime is 1129804354607. The reversal of 1129804354571 is 1754534089211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1129804354571 - 2²² = 1129800160267 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1129804354771) 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, 564902177285 + 564902177286.

It is an arithmetic number, because the mean of its divisors is an integer number (564902177286).

Almost surely, 2^{1129804354571} is an apocalyptic number.

1129804354571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129804354571 is an equidigital number, since it uses as much as digits as its factorization.

1129804354571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 1129804354571 in words is "one trillion, one hundred twenty-nine billion, eight hundred four million, three hundred fifty-four thousand, five hundred seventy-one".