11748145 has 8 divisors (see below), whose sum is σ = 14124456. Its totient is φ = 9380736.

The previous prime is 11748133. The next prime is 11748151. The reversal of 11748145 is 54184711.

It can be written as a sum of positive squares in 4 ways, for example, as 431649 + 11316496 = 657^2 + 3364^2 .

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 11748145 - 2⁹ = 11747633 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 1149 + ... + 4981.

It is an arithmetic number, because the mean of its divisors is an integer number (1765557).

Almost surely, 2^11748145 is an apocalyptic number.

It is an amenable number.

11748145 is a deficient number, since it is larger than the sum of its proper divisors (2376311).

11748145 is an equidigital number, since it uses as much as digits as its factorization.

11748145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4451.

The product of its digits is 4480, while the sum is 31.

The square root of 11748145 is about 3427.5567099612. The cubic root of 11748145 is about 227.3298328987.

The spelling of 11748145 in words is "eleven million, seven hundred forty-eight thousand, one hundred forty-five".