11253054451 has 4 divisors (see below), whose sum is σ = 11742317712. Its totient is φ = 10763791192.

The previous prime is 11253054413. The next prime is 11253054457. The reversal of 11253054451 is 15445035211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15445035211 = 17 ⋅908531483.

It is a cyclic number.

It is not a de Polignac number, because 11253054451 - 2¹⁷ = 11252923379 is a prime.

It is a super-2 number, since 2×11253054451² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11253054457) 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, 244631596 + ... + 244631641.

It is an arithmetic number, because the mean of its divisors is an integer number (2935579428).

Almost surely, 2^11253054451 is an apocalyptic number.

11253054451 is a deficient number, since it is larger than the sum of its proper divisors (489263261).

11253054451 is an equidigital number, since it uses as much as digits as its factorization.

11253054451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489263260.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 11253054451 its reverse (15445035211), we get a palindrome (26698089662).

The spelling of 11253054451 in words is "eleven billion, two hundred fifty-three million, fifty-four thousand, four hundred fifty-one".