501069013 has 2 divisors, whose sum is σ = 501069014. Its totient is φ = 501069012.

The previous prime is 501068993. The next prime is 501069017. The reversal of 501069013 is 310960105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 338302449 + 162766564 = 18393^2 + 12758^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-501069013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501069017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250534506 + 250534507.

It is an arithmetic number, because the mean of its divisors is an integer number (250534507).

Almost surely, 2^501069013 is an apocalyptic number.

It is an amenable number.

501069013 is a deficient number, since it is larger than the sum of its proper divisors (1).

501069013 is an equidigital number, since it uses as much as digits as its factorization.

501069013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 501069013 is about 22384.5708692394. The cubic root of 501069013 is about 794.2657741238.

The spelling of 501069013 in words is "five hundred one million, sixty-nine thousand, thirteen".