501310241 has 2 divisors, whose sum is σ = 501310242. Its totient is φ = 501310240.

The previous prime is 501310237. The next prime is 501310247. The reversal of 501310241 is 142013105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 489338641 + 11971600 = 22121^2 + 3460^2 .

It is a cyclic number.

It is not a de Polignac number, because 501310241 - 2² = 501310237 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (501310247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250655120 + 250655121.

It is an arithmetic number, because the mean of its divisors is an integer number (250655121).

Almost surely, 2^501310241 is an apocalyptic number.

It is an amenable number.

501310241 is a deficient number, since it is larger than the sum of its proper divisors (1).

501310241 is an equidigital number, since it uses as much as digits as its factorization.

501310241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 501310241 is about 22389.9584858927. The cubic root of 501310241 is about 794.3932139245.

Adding to 501310241 its reverse (142013105), we get a palindrome (643323346).

The spelling of 501310241 in words is "five hundred one million, three hundred ten thousand, two hundred forty-one".