944064481 has 2 divisors, whose sum is σ = 944064482. Its totient is φ = 944064480.

The previous prime is 944064449. The next prime is 944064523. The reversal of 944064481 is 184460449.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 578643025 + 365421456 = 24055^2 + 19116^2 .

It is an emirp because it is prime and its reverse (184460449) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 944064481 - 2⁵ = 944064449 is a prime.

It is a super-2 number, since 2×944064481² = 1782515488571598722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (944064181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472032240 + 472032241.

It is an arithmetic number, because the mean of its divisors is an integer number (472032241).

Almost surely, 2^944064481 is an apocalyptic number.

It is an amenable number.

944064481 is a deficient number, since it is larger than the sum of its proper divisors (1).

944064481 is an equidigital number, since it uses as much as digits as its factorization.

944064481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 944064481 is about 30725.6323124521. The cubic root of 944064481 is about 980.9959613049.

The spelling of 944064481 in words is "nine hundred forty-four million, sixty-four thousand, four hundred eighty-one".