1443734347 has 16 divisors (see below), whose sum is σ = 1634035680. Its totient is φ = 1263539200.

The previous prime is 1443734317. The next prime is 1443734371. The reversal of 1443734347 is 7434373441.

It is a happy number.

It is not a de Polignac number, because 1443734347 - 2²³ = 1435345739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1443734317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106197 + ... + 119017.

It is an arithmetic number, because the mean of its divisors is an integer number (102127230).

Almost surely, 2^1443734347 is an apocalyptic number.

1443734347 is a deficient number, since it is larger than the sum of its proper divisors (190301333).

1443734347 is a wasteful number, since it uses less digits than its factorization.

1443734347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13214.

The product of its digits is 338688, while the sum is 40.

The square root of 1443734347 is about 37996.5044050107. The cubic root of 1443734347 is about 1130.2185462382.

It can be divided in two parts, 144373434 and 7, that added together give a palindrome (144373441).

The spelling of 1443734347 in words is "one billion, four hundred forty-three million, seven hundred thirty-four thousand, three hundred forty-seven".