1441680481 has 2 divisors, whose sum is σ = 1441680482. Its totient is φ = 1441680480.

The previous prime is 1441680467. The next prime is 1441680511. The reversal of 1441680481 is 1840861441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 847101025 + 594579456 = 29105^2 + 24384^2 .

It is a cyclic number.

It is not a de Polignac number, because 1441680481 - 2⁷ = 1441680353 is a prime.

It is a super-2 number, since 2×1441680481² = 4156885218592782722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1441680481.

It is not a weakly prime, because it can be changed into another prime (1441686481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 720840240 + 720840241.

It is an arithmetic number, because the mean of its divisors is an integer number (720840241).

Almost surely, 2^1441680481 is an apocalyptic number.

It is an amenable number.

1441680481 is a deficient number, since it is larger than the sum of its proper divisors (1).

1441680481 is an equidigital number, since it uses as much as digits as its factorization.

1441680481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24576, while the sum is 37.

The square root of 1441680481 is about 37969.4677471255. The cubic root of 1441680481 is about 1129.6823397692.

It can be divided in two parts, 144168048 and 1, that added together give a square (144168049 = 12007²).

The spelling of 1441680481 in words is "one billion, four hundred forty-one million, six hundred eighty thousand, four hundred eighty-one".