1103521441 has 8 divisors (see below), whose sum is σ = 1204135200. Its totient is φ = 1002956640.

The previous prime is 1103521429. The next prime is 1103521451. The reversal of 1103521441 is 1441253011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1103521441 - 2¹¹ = 1103519393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103521451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47670 + ... + 66928.

It is an arithmetic number, because the mean of its divisors is an integer number (150516900).

Almost surely, 2^1103521441 is an apocalyptic number.

1103521441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1103521441 is a deficient number, since it is larger than the sum of its proper divisors (100613759).

1103521441 is a wasteful number, since it uses less digits than its factorization.

1103521441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24479.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1103521441 is about 33219.2932044016. The cubic root of 1103521441 is about 1033.3804916274.

Adding to 1103521441 its reverse (1441253011), we get a palindrome (2544774452).

The spelling of 1103521441 in words is "one billion, one hundred three million, five hundred twenty-one thousand, four hundred forty-one".