11043545255451 has 12 divisors (see below), whose sum is σ = 15975993650760. Its totient is φ = 7351191476160.

The previous prime is 11043545255423. The next prime is 11043545255459. The reversal of 11043545255451 is 15455254534011.

11043545255451 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 3 + 5 + 45 + 2 + 554 + 51 = 666.

It is not a de Polignac number, because 11043545255451 - 2⁵ = 11043545255419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11043545255397 and 11043545255406.

It is not an unprimeable number, because it can be changed into a prime (11043545255459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 930996030 + ... + 931007891.

It is an arithmetic number, because the mean of its divisors is an integer number (1331332804230).

Almost surely, 2^{11043545255451} is an apocalyptic number.

11043545255451 is a deficient number, since it is larger than the sum of its proper divisors (4932448395309).

11043545255451 is a wasteful number, since it uses less digits than its factorization.

11043545255451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1862004586 (or 1862004583 counting only the distinct ones).

The product of its (nonzero) digits is 1200000, while the sum is 45.

Adding to 11043545255451 its reverse (15455254534011), we get a palindrome (26498799789462).

The spelling of 11043545255451 in words is "eleven trillion, forty-three billion, five hundred forty-five million, two hundred fifty-five thousand, four hundred fifty-one".