3345448949 has 2 divisors, whose sum is σ = 3345448950. Its totient is φ = 3345448948.

The previous prime is 3345448933. The next prime is 3345448963. The reversal of 3345448949 is 9498445433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3021700900 + 323748049 = 54970^2 + 17993^2 .

It is an emirp because it is prime and its reverse (9498445433) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3345448949 - 2⁴ = 3345448933 is a prime.

It is a super-2 number, since 2×3345448949² = 22384057340730409202, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3345448949.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3345448919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672724474 + 1672724475.

It is an arithmetic number, because the mean of its divisors is an integer number (1672724475).

Almost surely, 2^3345448949 is an apocalyptic number.

It is an amenable number.

3345448949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3345448949 is an equidigital number, since it uses as much as digits as its factorization.

3345448949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7464960, while the sum is 53.

The square root of 3345448949 is about 57839.8560596411. The cubic root of 3345448949 is about 1495.6092264643.

The spelling of 3345448949 in words is "three billion, three hundred forty-five million, four hundred forty-eight thousand, nine hundred forty-nine".