1144043347 has 2 divisors, whose sum is σ = 1144043348. Its totient is φ = 1144043346.

The previous prime is 1144043323. The next prime is 1144043363. The reversal of 1144043347 is 7433404411.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1144043347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1144043387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572021673 + 572021674.

It is an arithmetic number, because the mean of its divisors is an integer number (572021674).

Almost surely, 2^1144043347 is an apocalyptic number.

1144043347 is a deficient number, since it is larger than the sum of its proper divisors (1).

1144043347 is an equidigital number, since it uses as much as digits as its factorization.

1144043347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 1144043347 is about 33823.7098349664. The cubic root of 1144043347 is about 1045.8775157065.

Adding to 1144043347 its reverse (7433404411), we get a palindrome (8577447758).

The spelling of 1144043347 in words is "one billion, one hundred forty-four million, forty-three thousand, three hundred forty-seven".