1100003668 has 12 divisors (see below), whose sum is σ = 1944852532. Its totient is φ = 544331520.

The previous prime is 1100003647. The next prime is 1100003687. The reversal of 1100003668 is 8663000011.

It can be written as a sum of positive squares in 2 ways, for example, as 151486864 + 948516804 = 12308^2 + 30798^2 .

It is a super-2 number, since 2×1100003668² = 2420016139226908448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1417143 + ... + 1417918.

Almost surely, 2^1100003668 is an apocalyptic number.

It is an amenable number.

1100003668 is a deficient number, since it is larger than the sum of its proper divisors (844848864).

1100003668 is a wasteful number, since it uses less digits than its factorization.

1100003668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2835162 (or 2835160 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 1100003668 is about 33166.3032006885. The cubic root of 1100003668 is about 1032.2812628501.

Adding to 1100003668 its reverse (8663000011), we get a palindrome (9763003679).

The spelling of 1100003668 in words is "one billion, one hundred million, three thousand, six hundred sixty-eight".