501452401 has 2 divisors, whose sum is σ = 501452402. Its totient is φ = 501452400.

The previous prime is 501452333. The next prime is 501452431. The reversal of 501452401 is 104254105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 336355600 + 165096801 = 18340^2 + 12849^2 .

It is a cyclic number.

It is not a de Polignac number, because 501452401 - 2⁹ = 501451889 is a prime.

It is not a weakly prime, because it can be changed into another prime (501452431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250726200 + 250726201.

It is an arithmetic number, because the mean of its divisors is an integer number (250726201).

Almost surely, 2^501452401 is an apocalyptic number.

It is an amenable number.

501452401 is a deficient number, since it is larger than the sum of its proper divisors (1).

501452401 is an equidigital number, since it uses as much as digits as its factorization.

501452401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800, while the sum is 22.

The square root of 501452401 is about 22393.1328982793. The cubic root of 501452401 is about 794.4682973471.

The spelling of 501452401 in words is "five hundred one million, four hundred fifty-two thousand, four hundred one".