461004013 has 2 divisors, whose sum is σ = 461004014. Its totient is φ = 461004012.

The previous prime is 461003971. The next prime is 461004067. The reversal of 461004013 is 310400164.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 349764804 + 111239209 = 18702^2 + 10547^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461004013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461004083) 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, 230502006 + 230502007.

It is an arithmetic number, because the mean of its divisors is an integer number (230502007).

Almost surely, 2^461004013 is an apocalyptic number.

It is an amenable number.

461004013 is a deficient number, since it is larger than the sum of its proper divisors (1).

461004013 is an equidigital number, since it uses as much as digits as its factorization.

461004013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 461004013 is about 21471.0040054023. The cubic root of 461004013 is about 772.5054795155.

Adding to 461004013 its reverse (310400164), we get a palindrome (771404177).

The spelling of 461004013 in words is "four hundred sixty-one million, four thousand, thirteen".