1488665441 has 2 divisors, whose sum is σ = 1488665442. Its totient is φ = 1488665440.

The previous prime is 1488665393. The next prime is 1488665467. The reversal of 1488665441 is 1445668841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1334806225 + 153859216 = 36535^2 + 12404^2 .

It is a cyclic number.

It is not a de Polignac number, because 1488665441 - 2²² = 1484471137 is a prime.

It is a super-2 number, since 2×1488665441² = 4432249590455448962, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1488665491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744332720 + 744332721.

It is an arithmetic number, because the mean of its divisors is an integer number (744332721).

Almost surely, 2^1488665441 is an apocalyptic number.

It is an amenable number.

1488665441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1488665441 is an equidigital number, since it uses as much as digits as its factorization.

1488665441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 737280, while the sum is 47.

The square root of 1488665441 is about 38583.2274570182. The cubic root of 1488665441 is about 1141.8236536876.

The spelling of 1488665441 in words is "one billion, four hundred eighty-eight million, six hundred sixty-five thousand, four hundred forty-one".