11477638 has 8 divisors (see below), whose sum is σ = 17498880. Its totient is φ = 5644680.

The previous prime is 11477629. The next prime is 11477651. The reversal of 11477638 is 83677411.

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

It is a junction number, because it is equal to n+sod(n) for n = 11477597 and 11477606.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46918 + ... + 47161.

It is an arithmetic number, because the mean of its divisors is an integer number (2187360).

Almost surely, 2^11477638 is an apocalyptic number.

11477638 is a deficient number, since it is larger than the sum of its proper divisors (6021242).

11477638 is an equidigital number, since it uses as much as digits as its factorization.

11477638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94142.

The product of its digits is 28224, while the sum is 37.

The square root of 11477638 is about 3387.8662901596. The cubic root of 11477638 is about 225.5714724042.

The spelling of 11477638 in words is "eleven million, four hundred seventy-seven thousand, six hundred thirty-eight".