11648745 has 16 divisors (see below), whose sum is σ = 20709120. Its totient is φ = 6212592.

The previous prime is 11648737. The next prime is 11648773. The reversal of 11648745 is 54784611.

It is a happy number.

11648745 is a `hidden beast` number, since 1 + 1 + 648 + 7 + 4 + 5 = 666.

It is not a de Polignac number, because 11648745 - 2³ = 11648737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43009 + ... + 43278.

It is an arithmetic number, because the mean of its divisors is an integer number (1294320).

Almost surely, 2^11648745 is an apocalyptic number.

11648745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11648745 is a deficient number, since it is larger than the sum of its proper divisors (9060375).

11648745 is an equidigital number, since it uses as much as digits as its factorization.

11648745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86301 (or 86295 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 11648745 is about 3413.0257836706. The cubic root of 11648745 is about 226.6868770426.

The spelling of 11648745 in words is "eleven million, six hundred forty-eight thousand, seven hundred forty-five".