1448995771 has 2 divisors, whose sum is σ = 1448995772. Its totient is φ = 1448995770.

The previous prime is 1448995763. The next prime is 1448995777. The reversal of 1448995771 is 1775998441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1448995771 - 2³ = 1448995763 is a prime.

It is not a weakly prime, because it can be changed into another prime (1448995777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 724497885 + 724497886.

It is an arithmetic number, because the mean of its divisors is an integer number (724497886).

Almost surely, 2^1448995771 is an apocalyptic number.

1448995771 is a deficient number, since it is larger than the sum of its proper divisors (1).

1448995771 is an equidigital number, since it uses as much as digits as its factorization.

1448995771 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2540160, while the sum is 55.

The square root of 1448995771 is about 38065.6770726596. The cubic root of 1448995771 is about 1131.5898395729.

The spelling of 1448995771 in words is "one billion, four hundred forty-eight million, nine hundred ninety-five thousand, seven hundred seventy-one".