4541121503 has 2 divisors, whose sum is σ = 4541121504. Its totient is φ = 4541121502.

The previous prime is 4541121491. The next prime is 4541121523. The reversal of 4541121503 is 3051211454.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4541121503 - 2¹⁸ = 4540859359 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4541121523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2270560751 + 2270560752.

It is an arithmetic number, because the mean of its divisors is an integer number (2270560752).

Almost surely, 2^4541121503 is an apocalyptic number.

4541121503 is a deficient number, since it is larger than the sum of its proper divisors (1).

4541121503 is an equidigital number, since it uses as much as digits as its factorization.

4541121503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 4541121503 is about 67387.8438815192. The cubic root of 4541121503 is about 1655.9772802501.

Adding to 4541121503 its reverse (3051211454), we get a palindrome (7592332957).

The spelling of 4541121503 in words is "four billion, five hundred forty-one million, one hundred twenty-one thousand, five hundred three".