104556461 has 2 divisors, whose sum is σ = 104556462. Its totient is φ = 104556460.

The previous prime is 104556457. The next prime is 104556467. The reversal of 104556461 is 164655401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82700836 + 21855625 = 9094^2 + 4675^2 .

It is an emirp because it is prime and its reverse (164655401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104556461 - 2² = 104556457 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104556467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52278230 + 52278231.

It is an arithmetic number, because the mean of its divisors is an integer number (52278231).

Almost surely, 2^104556461 is an apocalyptic number.

It is an amenable number.

104556461 is a deficient number, since it is larger than the sum of its proper divisors (1).

104556461 is an equidigital number, since it uses as much as digits as its factorization.

104556461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 104556461 is about 10225.2853749908. The cubic root of 104556461 is about 471.1041807161.

The spelling of 104556461 in words is "one hundred four million, five hundred fifty-six thousand, four hundred sixty-one".