480155321 has 4 divisors (see below), whose sum is σ = 486918144. Its totient is φ = 473392500.

The previous prime is 480155303. The next prime is 480155341. The reversal of 480155321 is 123551084.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 480155321 - 2⁶ = 480155257 is a prime.

It is a super-2 number, since 2×480155321² = 461098264569226082, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (480155341) 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 in 3 ways as a sum of consecutive naturals, for example, 3381305 + ... + 3381446.

It is an arithmetic number, because the mean of its divisors is an integer number (121729536).

Almost surely, 2^480155321 is an apocalyptic number.

It is an amenable number.

480155321 is a deficient number, since it is larger than the sum of its proper divisors (6762823).

480155321 is an equidigital number, since it uses as much as digits as its factorization.

480155321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6762822.

The product of its (nonzero) digits is 4800, while the sum is 29.

The square root of 480155321 is about 21912.4467141394. The cubic root of 480155321 is about 783.0579720646.

The spelling of 480155321 in words is "four hundred eighty million, one hundred fifty-five thousand, three hundred twenty-one".