11361803445 has 32 divisors (see below), whose sum is σ = 21261859200. Its totient is φ = 5740699392.

The previous prime is 11361803263. The next prime is 11361803449. The reversal of 11361803445 is 54430816311.

11361803445 is a `hidden beast` number, since 1 + 1 + 3 + 618 + 0 + 34 + 4 + 5 = 666.

It is not a de Polignac number, because 11361803445 - 2¹⁰ = 11361802421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11361803449) 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, 2212212 + ... + 2217341.

It is an arithmetic number, because the mean of its divisors is an integer number (664433100).

Almost surely, 2^11361803445 is an apocalyptic number.

11361803445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11361803445 is a deficient number, since it is larger than the sum of its proper divisors (9900055755).

11361803445 is a wasteful number, since it uses less digits than its factorization.

11361803445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4429586 (or 4429580 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 11361803445 in words is "eleven billion, three hundred sixty-one million, eight hundred three thousand, four hundred forty-five".