11256143045 has 24 divisors (see below), whose sum is σ = 15947197344. Its totient is φ = 7603285536.

The previous prime is 11256143011. The next prime is 11256143053. The reversal of 11256143045 is 54034165211.

It is a de Polignac number, because none of the positive numbers 2^k-11256143045 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 326447 + ... + 359276.

It is an arithmetic number, because the mean of its divisors is an integer number (664466556).

Almost surely, 2^11256143045 is an apocalyptic number.

It is an amenable number.

11256143045 is a deficient number, since it is larger than the sum of its proper divisors (4691054299).

11256143045 is an equidigital number, since it uses as much as digits as its factorization.

11256143045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685809 (or 685802 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 11256143045 in words is "eleven billion, two hundred fifty-six million, one hundred forty-three thousand, forty-five".