11055543251 has 16 divisors (see below), whose sum is σ = 11515595520. Its totient is φ = 10605077280.

The previous prime is 11055543229. The next prime is 11055543283. The reversal of 11055543251 is 15234555011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11055543251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11055443251) 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 15 ways as a sum of consecutive naturals, for example, 4415666 + ... + 4418168.

It is an arithmetic number, because the mean of its divisors is an integer number (719724720).

Almost surely, 2^11055543251 is an apocalyptic number.

11055543251 is a deficient number, since it is larger than the sum of its proper divisors (460052269).

11055543251 is a wasteful number, since it uses less digits than its factorization.

11055543251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4346.

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 11055543251 in words is "eleven billion, fifty-five million, five hundred forty-three thousand, two hundred fifty-one".