501490559 has 2 divisors, whose sum is σ = 501490560. Its totient is φ = 501490558.

The previous prime is 501490529. The next prime is 501490571. The reversal of 501490559 is 955094105.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 501490559 - 2¹² = 501486463 is a prime.

It is a super-2 number, since 2×501490559² = 502985561532264962, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501490529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250745279 + 250745280.

It is an arithmetic number, because the mean of its divisors is an integer number (250745280).

Almost surely, 2^501490559 is an apocalyptic number.

501490559 is a deficient number, since it is larger than the sum of its proper divisors (1).

501490559 is an equidigital number, since it uses as much as digits as its factorization.

501490559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 38.

The square root of 501490559 is about 22393.9848843389. The cubic root of 501490559 is about 794.4884485135.

The spelling of 501490559 in words is "five hundred one million, four hundred ninety thousand, five hundred fifty-nine".