1148003 has 4 divisors (see below), whose sum is σ = 1158840. Its totient is φ = 1137168.

The previous prime is 1147997. The next prime is 1148029. The reversal of 1148003 is 3008411.

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: 3008411 = 7 ⋅429773.

It is a cyclic number.

It is not a de Polignac number, because 1148003 - 2⁴ = 1147987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5258 + ... + 5471.

It is an arithmetic number, because the mean of its divisors is an integer number (289710).

2^1148003 is an apocalyptic number.

1148003 is a deficient number, since it is larger than the sum of its proper divisors (10837).

1148003 is a wasteful number, since it uses less digits than its factorization.

1148003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10836.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1148003 is about 1071.4490188525. The cubic root of 1148003 is about 104.7082756569.

The spelling of 1148003 in words is "one million, one hundred forty-eight thousand, three".