11355119453 has 4 divisors (see below), whose sum is σ = 11632073628. Its totient is φ = 11078165280.

The previous prime is 11355119443. The next prime is 11355119459. The reversal of 11355119453 is 35491155311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35491155311 = 181 ⋅196083731.

It can be written as a sum of positive squares in 2 ways, for example, as 3470034649 + 7885084804 = 58907^2 + 88798^2 .

It is a cyclic number.

It is not a de Polignac number, because 11355119453 - 2¹⁰ = 11355118429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11355119459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 138477026 + ... + 138477107.

It is an arithmetic number, because the mean of its divisors is an integer number (2908018407).

Almost surely, 2^11355119453 is an apocalyptic number.

It is an amenable number.

11355119453 is a deficient number, since it is larger than the sum of its proper divisors (276954175).

11355119453 is an equidigital number, since it uses as much as digits as its factorization.

11355119453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276954174.

The product of its digits is 40500, while the sum is 38.

The spelling of 11355119453 in words is "eleven billion, three hundred fifty-five million, one hundred nineteen thousand, four hundred fifty-three".