4421313473 has 2 divisors, whose sum is σ = 4421313474. Its totient is φ = 4421313472.

The previous prime is 4421313467. The next prime is 4421313497. The reversal of 4421313473 is 3743131244.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3975554704 + 445758769 = 63052^2 + 21113^2 .

It is a cyclic number.

It is not a de Polignac number, because 4421313473 - 2¹² = 4421309377 is a prime.

It is not a weakly prime, because it can be changed into another prime (4421313443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210656736 + 2210656737.

It is an arithmetic number, because the mean of its divisors is an integer number (2210656737).

Almost surely, 2^4421313473 is an apocalyptic number.

It is an amenable number.

4421313473 is a deficient number, since it is larger than the sum of its proper divisors (1).

4421313473 is an equidigital number, since it uses as much as digits as its factorization.

4421313473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 32.

The square root of 4421313473 is about 66492.9580707611. The cubic root of 4421313473 is about 1641.2841262517.

The spelling of 4421313473 in words is "four billion, four hundred twenty-one million, three hundred thirteen thousand, four hundred seventy-three".