481791291 has 8 divisors (see below), whose sum is σ = 643765824. Its totient is φ = 320505480.

The previous prime is 481791259. The next prime is 481791293. The reversal of 481791291 is 192197184.

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

It is not a de Polignac number, because 481791291 - 2⁵ = 481791259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (481791293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170545 + ... + 173346.

It is an arithmetic number, because the mean of its divisors is an integer number (80470728).

Almost surely, 2^481791291 is an apocalyptic number.

481791291 is a deficient number, since it is larger than the sum of its proper divisors (161974533).

481791291 is a wasteful number, since it uses less digits than its factorization.

481791291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344361.

The product of its digits is 36288, while the sum is 42.

The square root of 481791291 is about 21949.7446682188. The cubic root of 481791291 is about 783.9463007047.

The spelling of 481791291 in words is "four hundred eighty-one million, seven hundred ninety-one thousand, two hundred ninety-one".