11254542453 has 48 divisors (see below), whose sum is σ = 21460173696. Its totient is φ = 5502597120.

The previous prime is 11254542449. The next prime is 11254542491. The reversal of 11254542453 is 35424545211.

11254542453 is a `hidden beast` number, since 1 + 12 + 54 + 542 + 4 + 53 = 666.

It is not a de Polignac number, because 11254542453 - 2² = 11254542449 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11254542433) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 465876 + ... + 489437.

It is an arithmetic number, because the mean of its divisors is an integer number (447086952).

Almost surely, 2^11254542453 is an apocalyptic number.

It is an amenable number.

11254542453 is a deficient number, since it is larger than the sum of its proper divisors (10205631243).

11254542453 is a wasteful number, since it uses less digits than its factorization.

11254542453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955354 (or 955351 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The spelling of 11254542453 in words is "eleven billion, two hundred fifty-four million, five hundred forty-two thousand, four hundred fifty-three".