1100540268 has 72 divisors (see below), whose sum is σ = 2937108720. Its totient is φ = 347461056.

The previous prime is 1100540267. The next prime is 1100540291. The reversal of 1100540268 is 8620450011.

1100540268 is a `hidden beast` number, since 110 + 0 + 540 + 2 + 6 + 8 = 666.

It is a super-2 number, since 2×1100540268² = 2422377762979023648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1100540267) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244696 + ... + 249152.

Almost surely, 2^1100540268 is an apocalyptic number.

1100540268 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1100540268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468554360).

1100540268 is an abundant number, since it is smaller than the sum of its proper divisors (1836568452).

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

1100540268 is a wasteful number, since it uses less digits than its factorization.

1100540268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4524 (or 4481 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1100540268 is about 33174.3917502642. The cubic root of 1100540268 is about 1032.4490901933.

Adding to 1100540268 its reverse (8620450011), we get a palindrome (9720990279).

The spelling of 1100540268 in words is "one billion, one hundred million, five hundred forty thousand, two hundred sixty-eight".