1100136268 has 24 divisors (see below), whose sum is σ = 2400297984. Its totient is φ = 428624400.

The previous prime is 1100136259. The next prime is 1100136287. The reversal of 1100136268 is 8626310011.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1785628 + ... + 1786243.

It is an arithmetic number, because the mean of its divisors is an integer number (100012416).

Almost surely, 2^1100136268 is an apocalyptic number.

It is an amenable number.

1100136268 is an abundant number, since it is smaller than the sum of its proper divisors (1300161716).

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

1100136268 is a wasteful number, since it uses less digits than its factorization.

1100136268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571893 (or 3571891 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1100136268 is about 33168.3021573309. The cubic root of 1100136268 is about 1032.3227399832.

Adding to 1100136268 its reverse (8626310011), we get a palindrome (9726446279).

It can be divided in two parts, 110013 and 6268, that added together give a square (116281 = 341²).

The spelling of 1100136268 in words is "one billion, one hundred million, one hundred thirty-six thousand, two hundred sixty-eight".