1129568455711 has 2 divisors, whose sum is σ = 1129568455712. Its totient is φ = 1129568455710.

The previous prime is 1129568455681. The next prime is 1129568455739. The reversal of 1129568455711 is 1175548659211.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (1175548659211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1129568455711 - 2³¹ = 1127420972063 is a prime.

It is a super-2 number, since 2×1129568455711² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1129568405711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 564784227855 + 564784227856.

It is an arithmetic number, because the mean of its divisors is an integer number (564784227856).

Almost surely, 2^{1129568455711} is an apocalyptic number.

1129568455711 is a deficient number, since it is larger than the sum of its proper divisors (1).

1129568455711 is an equidigital number, since it uses as much as digits as its factorization.

1129568455711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 55.

The spelling of 1129568455711 in words is "one trillion, one hundred twenty-nine billion, five hundred sixty-eight million, four hundred fifty-five thousand, seven hundred eleven".