481216133 has 4 divisors (see below), whose sum is σ = 481358400. Its totient is φ = 481073868.

The previous prime is 481216123. The next prime is 481216159. The reversal of 481216133 is 331612184.

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 a cyclic number.

It is not a de Polignac number, because 481216133 - 2⁸ = 481215877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 481216096 and 481216105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (481216123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65933 + ... + 72866.

It is an arithmetic number, because the mean of its divisors is an integer number (120339600).

Almost surely, 2^481216133 is an apocalyptic number.

It is an amenable number.

481216133 is a deficient number, since it is larger than the sum of its proper divisors (142267).

481216133 is a wasteful number, since it uses less digits than its factorization.

481216133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142266.

The product of its digits is 3456, while the sum is 29.

The square root of 481216133 is about 21936.6390543310. The cubic root of 481216133 is about 783.6342205309.

The spelling of 481216133 in words is "four hundred eighty-one million, two hundred sixteen thousand, one hundred thirty-three".