4144369 has 2 divisors, whose sum is σ = 4144370. Its totient is φ = 4144368.

The previous prime is 4144367. The next prime is 4144373. The reversal of 4144369 is 9634414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2934369 + 1210000 = 1713^2 + 1100^2 .

It is a cyclic number.

It is not a de Polignac number, because 4144369 - 2¹ = 4144367 is a prime.

It is a super-2 number, since 2×4144369² = 34351588816322, which contains 22 as substring.

Together with 4144367, it forms a pair of twin primes.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4144369.

It is not a weakly prime, because it can be changed into another prime (4144363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2072184 + 2072185.

It is an arithmetic number, because the mean of its divisors is an integer number (2072185).

Almost surely, 2^4144369 is an apocalyptic number.

It is an amenable number.

4144369 is a deficient number, since it is larger than the sum of its proper divisors (1).

4144369 is an equidigital number, since it uses as much as digits as its factorization.

4144369 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 4144369 is about 2035.7723350119. The cubic root of 4144369 is about 160.6273417374.

The spelling of 4144369 in words is "four million, one hundred forty-four thousand, three hundred sixty-nine".