4784431361 has 4 divisors (see below), whose sum is σ = 4862864724. Its totient is φ = 4705998000.

The previous prime is 4784431357. The next prime is 4784431367. The reversal of 4784431361 is 1631344874.

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 113529025 + 4670902336 = 10655^2 + 68344^2 .

It is a cyclic number.

It is not a de Polignac number, because 4784431361 - 2² = 4784431357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4784431367) 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, 39216590 + ... + 39216711.

It is an arithmetic number, because the mean of its divisors is an integer number (1215716181).

Almost surely, 2^4784431361 is an apocalyptic number.

It is an amenable number.

4784431361 is a deficient number, since it is larger than the sum of its proper divisors (78433363).

4784431361 is an equidigital number, since it uses as much as digits as its factorization.

4784431361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78433362.

The product of its digits is 193536, while the sum is 41.

The square root of 4784431361 is about 69169.5840742157. The cubic root of 4784431361 is about 1685.0395915642.

The spelling of 4784431361 in words is "four billion, seven hundred eighty-four million, four hundred thirty-one thousand, three hundred sixty-one".