3543049 has 2 divisors, whose sum is σ = 3543050. Its totient is φ = 3543048.

The previous prime is 3543047. The next prime is 3543053. The reversal of 3543049 is 9403453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3534400 + 8649 = 1880^2 + 93^2 .

It is a cyclic number.

It is not a de Polignac number, because 3543049 - 2¹ = 3543047 is a prime.

Together with 3543047, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p₂₅₂₉₅₅ and since 3543049 and 252955 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (3543041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1771524 + 1771525.

It is an arithmetic number, because the mean of its divisors is an integer number (1771525).

Almost surely, 2^3543049 is an apocalyptic number.

It is an amenable number.

3543049 is a deficient number, since it is larger than the sum of its proper divisors (1).

3543049 is an equidigital number, since it uses as much as digits as its factorization.

3543049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 3543049 is about 1882.2988604364. The cubic root of 3543049 is about 152.4494000361.

It can be divided in two parts, 354 and 3049, that added together give a triangular number (3403 = T₈₂).

The spelling of 3543049 in words is "three million, five hundred forty-three thousand, forty-nine".