481683121 has 2 divisors, whose sum is σ = 481683122. Its totient is φ = 481683120.

The previous prime is 481683109. The next prime is 481683143. The reversal of 481683121 is 121386184.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474586225 + 7096896 = 21785^2 + 2664^2 .

It is a cyclic number.

It is not a de Polignac number, because 481683121 - 2¹⁹ = 481158833 is a prime.

It is not a weakly prime, because it can be changed into another prime (481683101) 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, 240841560 + 240841561.

It is an arithmetic number, because the mean of its divisors is an integer number (240841561).

Almost surely, 2^481683121 is an apocalyptic number.

It is an amenable number.

481683121 is a deficient number, since it is larger than the sum of its proper divisors (1).

481683121 is an equidigital number, since it uses as much as digits as its factorization.

481683121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9216, while the sum is 34.

The square root of 481683121 is about 21947.2804921248. The cubic root of 481683121 is about 783.8876267381.

The spelling of 481683121 in words is "four hundred eighty-one million, six hundred eighty-three thousand, one hundred twenty-one".