11003149 has 4 divisors (see below), whose sum is σ = 11100636. Its totient is φ = 10905664.

The previous prime is 11003137. The next prime is 11003173. The reversal of 11003149 is 94130011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 94130011 = 1709 ⋅55079.

It can be written as a sum of positive squares in 2 ways, for example, as 310249 + 10692900 = 557^2 + 3270^2 .

It is a cyclic number.

It is not a de Polignac number, because 11003149 - 2⁷ = 11003021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48574 + ... + 48799.

It is an arithmetic number, because the mean of its divisors is an integer number (2775159).

Almost surely, 2^11003149 is an apocalyptic number.

It is an amenable number.

11003149 is a deficient number, since it is larger than the sum of its proper divisors (97487).

11003149 is an equidigital number, since it uses as much as digits as its factorization.

11003149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97486.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 11003149 is about 3317.0994859968. The cubic root of 11003149 is about 222.4192291937.

The spelling of 11003149 in words is "eleven million, three thousand, one hundred forty-nine".