1110553 has 6 divisors (see below), whose sum is σ = 1132586. Its totient is φ = 1088832.

The previous prime is 1110547. The next prime is 1110583. The reversal of 1110553 is 3550111.

It can be written as a sum of positive squares in only one way, i.e., 927369 + 183184 = 963^2 + 428^2 .

It is not a de Polignac number, because 1110553 - 2⁵ = 1110521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1110523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10326 + ... + 10432.

2^1110553 is an apocalyptic number.

It is an amenable number.

1110553 is a deficient number, since it is larger than the sum of its proper divisors (22033).

1110553 is an frugal number, since it uses more digits than its factorization.

1110553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 75, while the sum is 16.

The square root of 1110553 is about 1053.8277847922. The cubic root of 1110553 is about 103.5570721509.

Adding to 1110553 its reverse (3550111), we get a palindrome (4660664).

The spelling of 1110553 in words is "one million, one hundred ten thousand, five hundred fifty-three".