11473778 has 8 divisors (see below), whose sum is σ = 17235840. Its totient is φ = 5728500.

The previous prime is 11473753. The next prime is 11473799. The reversal of 11473778 is 87737411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2318 + ... + 5321.

It is an arithmetic number, because the mean of its divisors is an integer number (2154480).

Almost surely, 2^11473778 is an apocalyptic number.

11473778 is a deficient number, since it is larger than the sum of its proper divisors (5762062).

11473778 is an equidigital number, since it uses as much as digits as its factorization.

11473778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8392.

The product of its digits is 32928, while the sum is 38.

The square root of 11473778 is about 3387.2965621569. The cubic root of 11473778 is about 225.5461825461.

The spelling of 11473778 in words is "eleven million, four hundred seventy-three thousand, seven hundred seventy-eight".