1089143403 has 32 divisors (see below), whose sum is σ = 1688947200. Its totient is φ = 619255296.

The previous prime is 1089143399. The next prime is 1089143411. The reversal of 1089143403 is 3043419801.

It is not a de Polignac number, because 1089143403 - 2² = 1089143399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1089143413) 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 31 ways as a sum of consecutive naturals, for example, 2148 + ... + 46721.

It is an arithmetic number, because the mean of its divisors is an integer number (52779600).

Almost surely, 2^1089143403 is an apocalyptic number.

1089143403 is a deficient number, since it is larger than the sum of its proper divisors (599803797).

1089143403 is a wasteful number, since it uses less digits than its factorization.

1089143403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48931.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 1089143403 is about 33002.1727012026. The cubic root of 1089143403 is about 1028.8728055989.

The spelling of 1089143403 in words is "one billion, eighty-nine million, one hundred forty-three thousand, four hundred three".