1449403977 has 48 divisors (see below), whose sum is σ = 2352901632. Its totient is φ = 790352640.

The previous prime is 1449403957. The next prime is 1449404009. The reversal of 1449403977 is 7793049441.

It is not a de Polignac number, because 1449403977 - 2⁶ = 1449403913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1449403927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 330483 + ... + 334839.

It is an arithmetic number, because the mean of its divisors is an integer number (49018784).

Almost surely, 2^1449403977 is an apocalyptic number.

It is an amenable number.

1449403977 is a deficient number, since it is larger than the sum of its proper divisors (903497655).

1449403977 is a wasteful number, since it uses less digits than its factorization.

1449403977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4478 (or 4471 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 48.

The square root of 1449403977 is about 38071.0385595140. The cubic root of 1449403977 is about 1131.6960921010.

The spelling of 1449403977 in words is "one billion, four hundred forty-nine million, four hundred three thousand, nine hundred seventy-seven".