1089084803 has 6 divisors (see below), whose sum is σ = 1091110644. Its totient is φ = 1087062456.

The previous prime is 1089084793. The next prime is 1089084827. The reversal of 1089084803 is 3084809801.

It is not a de Polignac number, because 1089084803 - 2⁶ = 1089084739 is a prime.

It is a super-2 number, since 2×1089084803² = 2372211416251097618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1089584803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 536276 + ... + 538302.

It is an arithmetic number, because the mean of its divisors is an integer number (181851774).

Almost surely, 2^1089084803 is an apocalyptic number.

1089084803 is a deficient number, since it is larger than the sum of its proper divisors (2025841).

1089084803 is an frugal number, since it uses more digits than its factorization.

1089084803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493 (or 2760 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 1089084803 is about 33001.2848689259. The cubic root of 1089084803 is about 1028.8543528626.

The spelling of 1089084803 in words is "one billion, eighty-nine million, eighty-four thousand, eight hundred three".