11445530053 has 4 divisors (see below), whose sum is σ = 11556651808. Its totient is φ = 11334408300.

The previous prime is 11445530039. The next prime is 11445530141. The reversal of 11445530053 is 35003554411.

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 11445530053 - 2⁹ = 11445529541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11445529997 and 11445530024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11445530353) 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, 55560723 + ... + 55560928.

It is an arithmetic number, because the mean of its divisors is an integer number (2889162952).

Almost surely, 2^11445530053 is an apocalyptic number.

It is an amenable number.

11445530053 is a deficient number, since it is larger than the sum of its proper divisors (111121755).

11445530053 is a wasteful number, since it uses less digits than its factorization.

11445530053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111121754.

The product of its (nonzero) digits is 18000, while the sum is 31.

The spelling of 11445530053 in words is "eleven billion, four hundred forty-five million, five hundred thirty thousand, fifty-three".