11149856 has 12 divisors (see below), whose sum is σ = 21951342. Its totient is φ = 5574912.

The previous prime is 11149849. The next prime is 11149861. The reversal of 11149856 is 65894111.

It can be written as a sum of positive squares in only one way, i.e., 10368400 + 781456 = 3220^2 + 884^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174185 + ... + 174248.

Almost surely, 2^11149856 is an apocalyptic number.

11149856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11149856 is a deficient number, since it is larger than the sum of its proper divisors (10801486).

11149856 is an equidigital number, since it uses as much as digits as its factorization.

11149856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348443 (or 348435 counting only the distinct ones).

The product of its digits is 8640, while the sum is 35.

The square root of 11149856 is about 3339.1400090442. The cubic root of 11149856 is about 223.4033868504.

The spelling of 11149856 in words is "eleven million, one hundred forty-nine thousand, eight hundred fifty-six".