11105254451 has 2 divisors, whose sum is σ = 11105254452. Its totient is φ = 11105254450.

The previous prime is 11105254421. The next prime is 11105254493. The reversal of 11105254451 is 15445250111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11105254451 - 2¹⁸ = 11104992307 is a prime.

It is a super-2 number, since 2×11105254451² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11105254421) 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 as a sum of consecutive naturals, namely, 5552627225 + 5552627226.

It is an arithmetic number, because the mean of its divisors is an integer number (5552627226).

Almost surely, 2^11105254451 is an apocalyptic number.

11105254451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11105254451 is an equidigital number, since it uses as much as digits as its factorization.

11105254451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4000, while the sum is 29.

The spelling of 11105254451 in words is "eleven billion, one hundred five million, two hundred fifty-four thousand, four hundred fifty-one".