1449755503 has 24 divisors (see below), whose sum is σ = 1703283120. Its totient is φ = 1230324480.

The previous prime is 1449755479. The next prime is 1449755533. The reversal of 1449755503 is 3055579441.

It is not a de Polignac number, because 1449755503 - 2⁵ = 1449755471 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1449755503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449755533) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 3459828 + ... + 3460246.

It is an arithmetic number, because the mean of its divisors is an integer number (70970130).

Almost surely, 2^1449755503 is an apocalyptic number.

1449755503 is a deficient number, since it is larger than the sum of its proper divisors (253527617).

1449755503 is a wasteful number, since it uses less digits than its factorization.

1449755503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 967 (or 960 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 43.

The square root of 1449755503 is about 38075.6549910832. The cubic root of 1449755503 is about 1131.7875753244.

The spelling of 1449755503 in words is "one billion, four hundred forty-nine million, seven hundred fifty-five thousand, five hundred three".