461312543 has 8 divisors (see below), whose sum is σ = 467240400. Its totient is φ = 455401408.

The previous prime is 461312531. The next prime is 461312549. The reversal of 461312543 is 345213164.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461312543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461312549) 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, 56993 + ... + 64581.

It is an arithmetic number, because the mean of its divisors is an integer number (58405050).

Almost surely, 2^461312543 is an apocalyptic number.

461312543 is a deficient number, since it is larger than the sum of its proper divisors (5927857).

461312543 is an equidigital number, since it uses as much as digits as its factorization.

461312543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8361.

The product of its digits is 8640, while the sum is 29.

The square root of 461312543 is about 21478.1876097589. The cubic root of 461312543 is about 772.6777758934.

The spelling of 461312543 in words is "four hundred sixty-one million, three hundred twelve thousand, five hundred forty-three".