4123003 has 4 divisors (see below), whose sum is σ = 4302288. Its totient is φ = 3943720.

The previous prime is 4122997. The next prime is 4123037. The reversal of 4123003 is 3003214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3003214 = 2 ⋅1501607.

It is a cyclic number.

It is not a de Polignac number, because 4123003 - 2⁵ = 4122971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4123043) 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, 89608 + ... + 89653.

It is an arithmetic number, because the mean of its divisors is an integer number (1075572).

Almost surely, 2^4123003 is an apocalyptic number.

4123003 is a deficient number, since it is larger than the sum of its proper divisors (179285).

4123003 is a wasteful number, since it uses less digits than its factorization.

4123003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179284.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 4123003 is about 2030.5179142278. The cubic root of 4123003 is about 160.3508317321.

Adding to 4123003 its reverse (3003214), we get a palindrome (7126217).

The spelling of 4123003 in words is "four million, one hundred twenty-three thousand, three".