11247105 has 8 divisors (see below), whose sum is σ = 17995392. Its totient is φ = 5998448.

The previous prime is 11247097. The next prime is 11247109. The reversal of 11247105 is 50174211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 11247105 - 2³ = 11247097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11247109) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 374889 + ... + 374918.

It is an arithmetic number, because the mean of its divisors is an integer number (2249424).

Almost surely, 2^11247105 is an apocalyptic number.

11247105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11247105 is a deficient number, since it is larger than the sum of its proper divisors (6748287).

11247105 is an equidigital number, since it uses as much as digits as its factorization.

11247105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749815.

The product of its (nonzero) digits is 280, while the sum is 21.

The square root of 11247105 is about 3353.6703773627. The cubic root of 11247105 is about 224.0510154319.

The spelling of 11247105 in words is "eleven million, two hundred forty-seven thousand, one hundred five".