11155046243 has 32 divisors (see below), whose sum is σ = 13419648000. Its totient is φ = 9158123520.

The previous prime is 11155046233. The next prime is 11155046251. The reversal of 11155046243 is 34264055111.

It is a cyclic number.

It is not a de Polignac number, because 11155046243 - 2³² = 6860078947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11155046233) 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 31 ways as a sum of consecutive naturals, for example, 467171 + ... + 490467.

It is an arithmetic number, because the mean of its divisors is an integer number (419364000).

Almost surely, 2^11155046243 is an apocalyptic number.

11155046243 is a deficient number, since it is larger than the sum of its proper divisors (2264601757).

11155046243 is a wasteful number, since it uses less digits than its factorization.

11155046243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23435.

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

The spelling of 11155046243 in words is "eleven billion, one hundred fifty-five million, forty-six thousand, two hundred forty-three".