4471480661 has 2 divisors, whose sum is σ = 4471480662. Its totient is φ = 4471480660.

The previous prime is 4471480649. The next prime is 4471480697. The reversal of 4471480661 is 1660841744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4463041636 + 8439025 = 66806^2 + 2905^2 .

It is a cyclic number.

It is not a de Polignac number, because 4471480661 - 2¹⁸ = 4471218517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4471480961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2235740330 + 2235740331.

It is an arithmetic number, because the mean of its divisors is an integer number (2235740331).

Almost surely, 2^4471480661 is an apocalyptic number.

It is an amenable number.

4471480661 is a deficient number, since it is larger than the sum of its proper divisors (1).

4471480661 is an equidigital number, since it uses as much as digits as its factorization.

4471480661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 4471480661 is about 66869.1308527335. The cubic root of 4471480661 is about 1647.4684977202.

The spelling of 4471480661 in words is "four billion, four hundred seventy-one million, four hundred eighty thousand, six hundred sixty-one".