11448003 has 8 divisors (see below), whose sum is σ = 17444608. Its totient is φ = 6541704.

The previous prime is 11448001. The next prime is 11448023. The reversal of 11448003 is 30084411.

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

It is not a de Polignac number, because 11448003 - 2¹ = 11448001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 545143 = 11448003 / (1 + 1 + 4 + 4 + 8 + 0 + 0 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11448001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272551 + ... + 272592.

It is an arithmetic number, because the mean of its divisors is an integer number (2180576).

Almost surely, 2^11448003 is an apocalyptic number.

11448003 is a deficient number, since it is larger than the sum of its proper divisors (5996605).

11448003 is an equidigital number, since it uses as much as digits as its factorization.

11448003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545153.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 11448003 is about 3383.4897664985. The cubic root of 11448003 is about 225.3771649403.

The spelling of 11448003 in words is "eleven million, four hundred forty-eight thousand, three".