461418613 has 2 divisors, whose sum is σ = 461418614. Its totient is φ = 461418612.

The previous prime is 461418593. The next prime is 461418647. The reversal of 461418613 is 316814164.

It is an a-pointer prime, because the next prime (461418647) can be obtained adding 461418613 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 459973809 + 1444804 = 21447^2 + 1202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461418613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461418673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230709306 + 230709307.

It is an arithmetic number, because the mean of its divisors is an integer number (230709307).

Almost surely, 2^461418613 is an apocalyptic number.

It is an amenable number.

461418613 is a deficient number, since it is larger than the sum of its proper divisors (1).

461418613 is an equidigital number, since it uses as much as digits as its factorization.

461418613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 34.

The square root of 461418613 is about 21480.6567171490. The cubic root of 461418613 is about 772.7369921827.

The spelling of 461418613 in words is "four hundred sixty-one million, four hundred eighteen thousand, six hundred thirteen".