481709121 has 8 divisors (see below), whose sum is σ = 642435840. Its totient is φ = 321060912.

The previous prime is 481709119. The next prime is 481709143. The reversal of 481709121 is 121907184.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 481709121 - 2¹ = 481709119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (481709101) 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 in 7 ways as a sum of consecutive naturals, for example, 3390 + ... + 31223.

It is an arithmetic number, because the mean of its divisors is an integer number (80304480).

Almost surely, 2^481709121 is an apocalyptic number.

It is an amenable number.

481709121 is a deficient number, since it is larger than the sum of its proper divisors (160726719).

481709121 is a wasteful number, since it uses less digits than its factorization.

481709121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39255.

The product of its (nonzero) digits is 4032, while the sum is 33.

The square root of 481709121 is about 21947.8728126441. The cubic root of 481709121 is about 783.9017305550.

It can be divided in two parts, 48170 and 9121, that added together give a triangular number (57291 = T₃₃₈).

The spelling of 481709121 in words is "four hundred eighty-one million, seven hundred nine thousand, one hundred twenty-one".