4581045461 has 4 divisors (see below), whose sum is σ = 4581432000. Its totient is φ = 4580658924.

The previous prime is 4581045451. The next prime is 4581045467. The reversal of 4581045461 is 1645401854.

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 4581045461 - 2²⁶ = 4513936597 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 (4581045467) 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, 174911 + ... + 199388.

It is an arithmetic number, because the mean of its divisors is an integer number (1145358000).

Almost surely, 2^4581045461 is an apocalyptic number.

It is an amenable number.

4581045461 is a deficient number, since it is larger than the sum of its proper divisors (386539).

4581045461 is a wasteful number, since it uses less digits than its factorization.

4581045461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386538.

The product of its (nonzero) digits is 76800, while the sum is 38.

The square root of 4581045461 is about 67683.4208724707. The cubic root of 4581045461 is about 1660.8160526523.

The spelling of 4581045461 in words is "four billion, five hundred eighty-one million, forty-five thousand, four hundred sixty-one".