1449803122 has 16 divisors (see below), whose sum is σ = 2196394200. Its totient is φ = 717707520.

The previous prime is 1449803063. The next prime is 1449803143. The reversal of 1449803122 is 2213089441.

It can be written as a sum of positive squares in 4 ways, for example, as 632472201 + 817330921 = 25149^2 + 28589^2 .

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 in 7 ways as a sum of consecutive naturals, for example, 74154 + ... + 91642.

Almost surely, 2^1449803122 is an apocalyptic number.

1449803122 is a deficient number, since it is larger than the sum of its proper divisors (746591078).

1449803122 is a wasteful number, since it uses less digits than its factorization.

1449803122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17901.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1449803122 is about 38076.2803067737. The cubic root of 1449803122 is about 1131.7999668397.

The spelling of 1449803122 in words is "one billion, four hundred forty-nine million, eight hundred three thousand, one hundred twenty-two".