501224263 has 2 divisors, whose sum is σ = 501224264. Its totient is φ = 501224262.

The previous prime is 501224249. The next prime is 501224323. The reversal of 501224263 is 362422105.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 501224263 - 2¹⁷ = 501093191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501224663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250612131 + 250612132.

It is an arithmetic number, because the mean of its divisors is an integer number (250612132).

Almost surely, 2^501224263 is an apocalyptic number.

501224263 is a deficient number, since it is larger than the sum of its proper divisors (1).

501224263 is an equidigital number, since it uses as much as digits as its factorization.

501224263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 501224263 is about 22388.0383910695. The cubic root of 501224263 is about 794.3477967761.

Adding to 501224263 its reverse (362422105), we get a palindrome (863646368).

The spelling of 501224263 in words is "five hundred one million, two hundred twenty-four thousand, two hundred sixty-three".