1444343199 has 8 divisors (see below), whose sum is σ = 2073928752. Its totient is φ = 888826560.

The previous prime is 1444343191. The next prime is 1444343221. The reversal of 1444343199 is 9913434441.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1444343199 - 2³ = 1444343191 is a prime.

It is a super-2 number, since 2×1444343199² = 4172254552995107202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1444343199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444343191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18517182 + ... + 18517259.

It is an arithmetic number, because the mean of its divisors is an integer number (259241094).

Almost surely, 2^1444343199 is an apocalyptic number.

1444343199 is a deficient number, since it is larger than the sum of its proper divisors (629585553).

1444343199 is a wasteful number, since it uses less digits than its factorization.

1444343199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37034457.

The product of its digits is 186624, while the sum is 42.

The square root of 1444343199 is about 38004.5155080288. The cubic root of 1444343199 is about 1130.3774025894.

The spelling of 1444343199 in words is "one billion, four hundred forty-four million, three hundred forty-three thousand, one hundred ninety-nine".