1449339819 has 4 divisors (see below), whose sum is σ = 1932453096. Its totient is φ = 966226544.

The previous prime is 1449339803. The next prime is 1449339821. The reversal of 1449339819 is 9189339441.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1449339819 - 2⁴ = 1449339803 is a prime.

It is a super-3 number, since 3×1449339819³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1449339889) 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 3 ways as a sum of consecutive naturals, for example, 241556634 + ... + 241556639.

It is an arithmetic number, because the mean of its divisors is an integer number (483113274).

Almost surely, 2^1449339819 is an apocalyptic number.

1449339819 is a deficient number, since it is larger than the sum of its proper divisors (483113277).

1449339819 is an equidigital number, since it uses as much as digits as its factorization.

1449339819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483113276.

The product of its digits is 839808, while the sum is 51.

The square root of 1449339819 is about 38070.1959411821. The cubic root of 1449339819 is about 1131.6793936442.

The spelling of 1449339819 in words is "one billion, four hundred forty-nine million, three hundred thirty-nine thousand, eight hundred nineteen".