481621154 has 16 divisors (see below), whose sum is σ = 854107200. Its totient is φ = 199291344.

The previous prime is 481621111. The next prime is 481621163. The reversal of 481621154 is 451126184.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 481621154.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592724 + ... + 593535.

It is an arithmetic number, because the mean of its divisors is an integer number (53381700).

Almost surely, 2^481621154 is an apocalyptic number.

481621154 is a deficient number, since it is larger than the sum of its proper divisors (372486046).

481621154 is a wasteful number, since it uses less digits than its factorization.

481621154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186297.

The product of its digits is 7680, while the sum is 32.

The square root of 481621154 is about 21945.8687228371. The cubic root of 481621154 is about 783.8540104140.

The spelling of 481621154 in words is "four hundred eighty-one million, six hundred twenty-one thousand, one hundred fifty-four".