1148503 has 4 divisors (see below), whose sum is σ = 1216080. Its totient is φ = 1080928.

The previous prime is 1148501. The next prime is 1148507. The reversal of 1148503 is 3058411.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3058411 = 19 ⋅160969.

It is not a de Polignac number, because 1148503 - 2¹ = 1148501 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 (1148501) 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, 33763 + ... + 33796.

It is an arithmetic number, because the mean of its divisors is an integer number (304020).

2^1148503 is an apocalyptic number.

1148503 is a deficient number, since it is larger than the sum of its proper divisors (67577).

1148503 is an equidigital number, since it uses as much as digits as its factorization.

1148503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67576.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1148503 is about 1071.6823223325. The cubic root of 1148503 is about 104.7234749607.

The spelling of 1148503 in words is "one million, one hundred forty-eight thousand, five hundred three".