1089036803 has 2 divisors, whose sum is σ = 1089036804. Its totient is φ = 1089036802.

The previous prime is 1089036769. The next prime is 1089036829. The reversal of 1089036803 is 3086309801.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1089036803 is a prime.

It is not a weakly prime, because it can be changed into another prime (1089036833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 544518401 + 544518402.

It is an arithmetic number, because the mean of its divisors is an integer number (544518402).

Almost surely, 2^1089036803 is an apocalyptic number.

1089036803 is a deficient number, since it is larger than the sum of its proper divisors (1).

1089036803 is an equidigital number, since it uses as much as digits as its factorization.

1089036803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 1089036803 is about 33000.5576165010. The cubic root of 1089036803 is about 1028.8392375002.

The spelling of 1089036803 in words is "one billion, eighty-nine million, thirty-six thousand, eight hundred three".