11228147845 has 16 divisors (see below), whose sum is σ = 14360848128. Its totient is φ = 8398137600.

The previous prime is 11228147839. The next prime is 11228147867. The reversal of 11228147845 is 54874182211.

It is not a de Polignac number, because 11228147845 - 2⁵ = 11228147813 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 15 ways as a sum of consecutive naturals, for example, 424569 + ... + 450238.

It is an arithmetic number, because the mean of its divisors is an integer number (897553008).

Almost surely, 2^11228147845 is an apocalyptic number.

It is an amenable number.

11228147845 is a deficient number, since it is larger than the sum of its proper divisors (3132700283).

11228147845 is a wasteful number, since it uses less digits than its factorization.

11228147845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874980.

The product of its digits is 143360, while the sum is 43.

The spelling of 11228147845 in words is "eleven billion, two hundred twenty-eight million, one hundred forty-seven thousand, eight hundred forty-five".