501240301 has 2 divisors, whose sum is σ = 501240302. Its totient is φ = 501240300.

The previous prime is 501240283. The next prime is 501240307. The reversal of 501240301 is 103042105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 308002500 + 193237801 = 17550^2 + 13901^2 .

It is a cyclic number.

It is not a de Polignac number, because 501240301 - 2⁵ = 501240269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501240307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250620150 + 250620151.

It is an arithmetic number, because the mean of its divisors is an integer number (250620151).

Almost surely, 2^501240301 is an apocalyptic number.

It is an amenable number.

501240301 is a deficient number, since it is larger than the sum of its proper divisors (1).

501240301 is an equidigital number, since it uses as much as digits as its factorization.

501240301 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 16.

The square root of 501240301 is about 22388.3965705452. The cubic root of 501240301 is about 794.3562691074.

Adding to 501240301 its reverse (103042105), we get a palindrome (604282406).

The spelling of 501240301 in words is "five hundred one million, two hundred forty thousand, three hundred one".