1101408563 has 8 divisors (see below), whose sum is σ = 1197716832. Its totient is φ = 1008602496.

The previous prime is 1101408559. The next prime is 1101408577. The reversal of 1101408563 is 3658041011.

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 1101408563 - 2² = 1101408559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1101408523) 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, 874895 + ... + 876152.

It is an arithmetic number, because the mean of its divisors is an integer number (149714604).

Almost surely, 2^1101408563 is an apocalyptic number.

1101408563 is a deficient number, since it is larger than the sum of its proper divisors (96308269).

1101408563 is a wasteful number, since it uses less digits than its factorization.

1101408563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1751101.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 1101408563 is about 33187.4759962248. The cubic root of 1101408563 is about 1032.7205431480.

Adding to 1101408563 its reverse (3658041011), we get a palindrome (4759449574).

The spelling of 1101408563 in words is "one billion, one hundred one million, four hundred eight thousand, five hundred sixty-three".