5449943 has 2 divisors, whose sum is σ = 5449944. Its totient is φ = 5449942.

The previous prime is 5449931. The next prime is 5449957. The reversal of 5449943 is 3499445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5449943 - 2⁶ = 5449879 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 5449897 and 5449906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5443943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2724971 + 2724972.

It is an arithmetic number, because the mean of its divisors is an integer number (2724972).

Almost surely, 2^5449943 is an apocalyptic number.

5449943 is a deficient number, since it is larger than the sum of its proper divisors (1).

5449943 is an equidigital number, since it uses as much as digits as its factorization.

5449943 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 38.

The square root of 5449943 is about 2334.5112978951. The cubic root of 5449943 is about 175.9802728406.

The spelling of 5449943 in words is "five million, four hundred forty-nine thousand, nine hundred forty-three".