461155559 has 2 divisors, whose sum is σ = 461155560. Its totient is φ = 461155558.

The previous prime is 461155537. The next prime is 461155561. The reversal of 461155559 is 955551164.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 461155559 - 2²⁸ = 192720103 is a prime.

Together with 461155561, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461155529) 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, 230577779 + 230577780.

It is an arithmetic number, because the mean of its divisors is an integer number (230577780).

Almost surely, 2^461155559 is an apocalyptic number.

461155559 is a deficient number, since it is larger than the sum of its proper divisors (1).

461155559 is an equidigital number, since it uses as much as digits as its factorization.

461155559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 135000, while the sum is 41.

The square root of 461155559 is about 21474.5328005058. The cubic root of 461155559 is about 772.5901189014.

The spelling of 461155559 in words is "four hundred sixty-one million, one hundred fifty-five thousand, five hundred fifty-nine".