11352532553 has 4 divisors (see below), whose sum is σ = 11357847060. Its totient is φ = 11347218048.

The previous prime is 11352532507. The next prime is 11352532559. The reversal of 11352532553 is 35523525311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35523525311 = 184487 ⋅192553.

It can be written as a sum of positive squares in 2 ways, for example, as 910349584 + 10442182969 = 30172^2 + 102187^2 .

It is a cyclic number.

It is not a de Polignac number, because 11352532553 - 2¹⁰ = 11352531529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11352532559) 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, 2654048 + ... + 2658321.

It is an arithmetic number, because the mean of its divisors is an integer number (2839461765).

Almost surely, 2^11352532553 is an apocalyptic number.

It is an amenable number.

11352532553 is a deficient number, since it is larger than the sum of its proper divisors (5314507).

11352532553 is an equidigital number, since it uses as much as digits as its factorization.

11352532553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5314506.

The product of its digits is 67500, while the sum is 35.

The spelling of 11352532553 in words is "eleven billion, three hundred fifty-two million, five hundred thirty-two thousand, five hundred fifty-three".