11413453553 has 4 divisors (see below), whose sum is σ = 11909690688. Its totient is φ = 10917216420.

The previous prime is 11413453531. The next prime is 11413453573. The reversal of 11413453553 is 35535431411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11413453553 - 2¹⁰ = 11413452529 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11413453573) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248118533 + ... + 248118578.

It is an arithmetic number, because the mean of its divisors is an integer number (2977422672).

Almost surely, 2^11413453553 is an apocalyptic number.

It is an amenable number.

11413453553 is a deficient number, since it is larger than the sum of its proper divisors (496237135).

11413453553 is an equidigital number, since it uses as much as digits as its factorization.

11413453553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496237134.

The product of its digits is 54000, while the sum is 35.

Adding to 11413453553 its reverse (35535431411), we get a palindrome (46948884964).

The spelling of 11413453553 in words is "eleven billion, four hundred thirteen million, four hundred fifty-three thousand, five hundred fifty-three".