483661861 has 4 divisors (see below), whose sum is σ = 484000812. Its totient is φ = 483322912.

The previous prime is 483661859. The next prime is 483661879. The reversal of 483661861 is 168166384.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 395771236 + 87890625 = 19894^2 + 9375^2 .

It is a cyclic number.

It is not a de Polignac number, because 483661861 - 2¹ = 483661859 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 (483661561) 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, 167326 + ... + 170191.

It is an arithmetic number, because the mean of its divisors is an integer number (121000203).

Almost surely, 2^483661861 is an apocalyptic number.

It is an amenable number.

483661861 is a deficient number, since it is larger than the sum of its proper divisors (338951).

483661861 is a wasteful number, since it uses less digits than its factorization.

483661861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338950.

The product of its digits is 165888, while the sum is 43.

The square root of 483661861 is about 21992.3136800110. The cubic root of 483661861 is about 784.9595559782.

The spelling of 483661861 in words is "four hundred eighty-three million, six hundred sixty-one thousand, eight hundred sixty-one".