11254320453 has 4 divisors (see below), whose sum is σ = 15005760608. Its totient is φ = 7502880300.

The previous prime is 11254320443. The next prime is 11254320479. The reversal of 11254320453 is 35402345211.

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 not a de Polignac number, because 11254320453 - 2⁵ = 11254320421 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11254320453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11254320403) 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, 1875720073 + ... + 1875720078.

It is an arithmetic number, because the mean of its divisors is an integer number (3751440152).

Almost surely, 2^11254320453 is an apocalyptic number.

It is an amenable number.

11254320453 is a deficient number, since it is larger than the sum of its proper divisors (3751440155).

11254320453 is an equidigital number, since it uses as much as digits as its factorization.

11254320453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751440154.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 11254320453 its reverse (35402345211), we get a palindrome (46656665664).

The spelling of 11254320453 in words is "eleven billion, two hundred fifty-four million, three hundred twenty thousand, four hundred fifty-three".