4053503 has 2 divisors, whose sum is σ = 4053504. Its totient is φ = 4053502.

The previous prime is 4053473. The next prime is 4053523. The reversal of 4053503 is 3053504.

It is an a-pointer prime, because the next prime (4053523) can be obtained adding 4053503 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4053503 - 2¹⁰ = 4052479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4053523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2026751 + 2026752.

It is an arithmetic number, because the mean of its divisors is an integer number (2026752).

Almost surely, 2^4053503 is an apocalyptic number.

4053503 is a deficient number, since it is larger than the sum of its proper divisors (1).

4053503 is an equidigital number, since it uses as much as digits as its factorization.

4053503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 20.

The square root of 4053503 is about 2013.3313189835. The cubic root of 4053503 is about 159.4447288372. Note that the first 3 decimals are identical.

Subtracting from 4053503 its reverse (3053504), we obtain a palindrome (999999).

The spelling of 4053503 in words is "four million, fifty-three thousand, five hundred three".