1448981684 has 6 divisors (see below), whose sum is σ = 2535717954. Its totient is φ = 724490840.

The previous prime is 1448981671. The next prime is 1448981719. The reversal of 1448981684 is 4861898441.

It can be written as a sum of positive squares in only one way, i.e., 1363234084 + 85747600 = 36922^2 + 9260^2 .

It is a congruent number.

It is an unprimeable number.

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, 181122707 + ... + 181122714.

It is an arithmetic number, because the mean of its divisors is an integer number (422619659).

Almost surely, 2^1448981684 is an apocalyptic number.

It is an amenable number.

1448981684 is a deficient number, since it is larger than the sum of its proper divisors (1086736270).

1448981684 is a wasteful number, since it uses less digits than its factorization.

1448981684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362245425 (or 362245423 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 53.

The square root of 1448981684 is about 38065.4920367516. The cubic root of 1448981684 is about 1131.5861724912.

The spelling of 1448981684 in words is "one billion, four hundred forty-eight million, nine hundred eighty-one thousand, six hundred eighty-four".