11028656873 has 8 divisors (see below), whose sum is σ = 12054284928. Its totient is φ = 10028353104.

The previous prime is 11028656851. The next prime is 11028656897. The reversal of 11028656873 is 37865682011.

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

It is not a de Polignac number, because 11028656873 - 2¹⁴ = 11028640489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11028656273) 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 7 ways as a sum of consecutive naturals, for example, 6330161 + ... + 6331902.

It is an arithmetic number, because the mean of its divisors is an integer number (1506785616).

Almost surely, 2^11028656873 is an apocalyptic number.

11028656873 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11028656873 is a deficient number, since it is larger than the sum of its proper divisors (1025628055).

11028656873 is a wasteful number, since it uses less digits than its factorization.

11028656873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12662143.

The product of its (nonzero) digits is 483840, while the sum is 47.

The spelling of 11028656873 in words is "eleven billion, twenty-eight million, six hundred fifty-six thousand, eight hundred seventy-three".