1100243241 has 48 divisors (see below), whose sum is σ = 1727544000. Its totient is φ = 672468480.

The previous prime is 1100243233. The next prime is 1100243251. The reversal of 1100243241 is 1423420011.

It is not a de Polignac number, because 1100243241 - 2³ = 1100243233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1100243201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 973965 + ... + 975093.

It is an arithmetic number, because the mean of its divisors is an integer number (35990500).

Almost surely, 2^1100243241 is an apocalyptic number.

It is an amenable number.

1100243241 is a deficient number, since it is larger than the sum of its proper divisors (627300759).

1100243241 is a wasteful number, since it uses less digits than its factorization.

1100243241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1334 (or 1331 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 1100243241 is about 33169.9146969057. The cubic root of 1100243241 is about 1032.3561985903.

Adding to 1100243241 its reverse (1423420011), we get a palindrome (2523663252).

The spelling of 1100243241 in words is "one billion, one hundred million, two hundred forty-three thousand, two hundred forty-one".