501010560109 has 2 divisors, whose sum is σ = 501010560110. Its totient is φ = 501010560108.

The previous prime is 501010560107. The next prime is 501010560179. The reversal of 501010560109 is 901065010105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 361347658884 + 139662901225 = 601122^2 + 373715^2 .

It is a cyclic number.

It is not a de Polignac number, because 501010560109 - 2¹ = 501010560107 is a prime.

Together with 501010560107, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501010560107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250505280054 + 250505280055.

It is an arithmetic number, because the mean of its divisors is an integer number (250505280055).

Almost surely, 2^501010560109 is an apocalyptic number.

It is an amenable number.

501010560109 is a deficient number, since it is larger than the sum of its proper divisors (1).

501010560109 is an equidigital number, since it uses as much as digits as its factorization.

501010560109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1350, while the sum is 28.

The spelling of 501010560109 in words is "five hundred one billion, ten million, five hundred sixty thousand, one hundred nine".