5142503 has 2 divisors, whose sum is σ = 5142504. Its totient is φ = 5142502.

The previous prime is 5142493. The next prime is 5142523. The reversal of 5142503 is 3052415.

It is an a-pointer prime, because the next prime (5142523) can be obtained adding 5142503 to its sum of digits (20).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5142503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5142523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2571251 + 2571252.

It is an arithmetic number, because the mean of its divisors is an integer number (2571252).

Almost surely, 2^5142503 is an apocalyptic number.

5142503 is a deficient number, since it is larger than the sum of its proper divisors (1).

5142503 is an equidigital number, since it uses as much as digits as its factorization.

5142503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 5142503 is about 2267.7087555504. The cubic root of 5142503 is about 172.6069126496.

Adding to 5142503 its reverse (3052415), we get a palindrome (8194918).

The spelling of 5142503 in words is "five million, one hundred forty-two thousand, five hundred three".