1448839571 has 2 divisors, whose sum is σ = 1448839572. Its totient is φ = 1448839570.

The previous prime is 1448839493. The next prime is 1448839583. The reversal of 1448839571 is 1759388441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1448839571 - 2³⁰ = 375097747 is a prime.

It is a super-2 number, since 2×1448839571² = 4198272204990928082, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1448839771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724419785 + 724419786.

It is an arithmetic number, because the mean of its divisors is an integer number (724419786).

Almost surely, 2^1448839571 is an apocalyptic number.

1448839571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1448839571 is an equidigital number, since it uses as much as digits as its factorization.

1448839571 is an evil number, because the sum of its binary digits is even.

The product of its digits is 967680, while the sum is 50.

The square root of 1448839571 is about 38063.6253002785. The cubic root of 1448839571 is about 1131.5491767708.

The spelling of 1448839571 in words is "one billion, four hundred forty-eight million, eight hundred thirty-nine thousand, five hundred seventy-one".