53007503 has 2 divisors, whose sum is σ = 53007504. Its totient is φ = 53007502.

The previous prime is 53007497. The next prime is 53007553. The reversal of 53007503 is 30570035.

53007503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 53007503 - 2⁸ = 53007247 is a prime.

It is equal to p_3170471 and since 53007503 and 3170471 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53007553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26503751 + 26503752.

It is an arithmetic number, because the mean of its divisors is an integer number (26503752).

Almost surely, 2^53007503 is an apocalyptic number.

53007503 is a deficient number, since it is larger than the sum of its proper divisors (1).

53007503 is an equidigital number, since it uses as much as digits as its factorization.

53007503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1575, while the sum is 23.

The square root of 53007503 is about 7280.6251791999. The cubic root of 53007503 is about 375.6463000021.

Adding to 53007503 its reverse (30570035), we get a palindrome (83577538).

The spelling of 53007503 in words is "fifty-three million, seven thousand, five hundred three".