1120011111689 has 2 divisors, whose sum is σ = 1120011111690. Its totient is φ = 1120011111688.

The previous prime is 1120011111629. The next prime is 1120011111721. The reversal of 1120011111689 is 9861111100211.

It is a happy number.

It is an a-pointer prime, because the next prime (1120011111721) can be obtained adding 1120011111689 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1032103605625 + 87907506064 = 1015925^2 + 296492^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1120011111689 is a prime.

It is not a weakly prime, because it can be changed into another prime (1120011111629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560005555844 + 560005555845.

It is an arithmetic number, because the mean of its divisors is an integer number (560005555845).

Almost surely, 2^{1120011111689} is an apocalyptic number.

It is an amenable number.

1120011111689 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120011111689 is an equidigital number, since it uses as much as digits as its factorization.

1120011111689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 32.

The spelling of 1120011111689 in words is "one trillion, one hundred twenty billion, eleven million, one hundred eleven thousand, six hundred eighty-nine".