503241493 has 2 divisors, whose sum is σ = 503241494. Its totient is φ = 503241492.

The previous prime is 503241451. The next prime is 503241523. The reversal of 503241493 is 394142305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 303386724 + 199854769 = 17418^2 + 14137^2 .

It is a cyclic number.

It is not a de Polignac number, because 503241493 - 2¹³ = 503233301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503241433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251620746 + 251620747.

It is an arithmetic number, because the mean of its divisors is an integer number (251620747).

Almost surely, 2^503241493 is an apocalyptic number.

It is an amenable number.

503241493 is a deficient number, since it is larger than the sum of its proper divisors (1).

503241493 is an equidigital number, since it uses as much as digits as its factorization.

503241493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 503241493 is about 22433.0446662953. The cubic root of 503241493 is about 795.4120159062.

Adding to 503241493 its reverse (394142305), we get a palindrome (897383798).

The spelling of 503241493 in words is "five hundred three million, two hundred forty-one thousand, four hundred ninety-three".