1100032112989 has 2 divisors, whose sum is σ = 1100032112990. Its totient is φ = 1100032112988.

The previous prime is 1100032112957. The next prime is 1100032113023. The reversal of 1100032112989 is 9892112300011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1088022144889 + 12009968100 = 1043083^2 + 109590^2 .

It is an emirp because it is prime and its reverse (9892112300011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1100032112989 - 2⁵ = 1100032112957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100032113989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550016056494 + 550016056495.

It is an arithmetic number, because the mean of its divisors is an integer number (550016056495).

Almost surely, 2^{1100032112989} is an apocalyptic number.

It is an amenable number.

1100032112989 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100032112989 is an equidigital number, since it uses as much as digits as its factorization.

1100032112989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 37.

The spelling of 1100032112989 in words is "one trillion, one hundred billion, thirty-two million, one hundred twelve thousand, nine hundred eighty-nine".