1102003144 has 24 divisors (see below), whose sum is σ = 2271175830. Its totient is φ = 500910080.

The previous prime is 1102003093. The next prime is 1102003151. The reversal of 1102003144 is 4413002011.

It can be written as a sum of positive squares in only one way, i.e., 645668100 + 456335044 = 25410^2 + 21362^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 568249 + ... + 570184.

Almost surely, 2^1102003144 is an apocalyptic number.

It is an amenable number.

1102003144 is an abundant number, since it is smaller than the sum of its proper divisors (1169172686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1102003144 is a wasteful number, since it uses less digits than its factorization.

1102003144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138461 (or 1138446 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1102003144 is about 33196.4326999152. The cubic root of 1102003144 is about 1032.9063432752.

Adding to 1102003144 its reverse (4413002011), we get a palindrome (5515005155).

The spelling of 1102003144 in words is "one billion, one hundred two million, three thousand, one hundred forty-four".