3345446149 has 2 divisors, whose sum is σ = 3345446150. Its totient is φ = 3345446148.

The previous prime is 3345446141. The next prime is 3345446161. The reversal of 3345446149 is 9416445433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1709243649 + 1636202500 = 41343^2 + 40450^2 .

It is a cyclic number.

It is not a de Polignac number, because 3345446149 - 2³ = 3345446141 is a prime.

It is a super-2 number, since 2×3345446149² = 22384019871717860402, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3345446141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1672723074 + 1672723075.

It is an arithmetic number, because the mean of its divisors is an integer number (1672723075).

Almost surely, 2^3345446149 is an apocalyptic number.

It is an amenable number.

3345446149 is a deficient number, since it is larger than the sum of its proper divisors (1).

3345446149 is an equidigital number, since it uses as much as digits as its factorization.

3345446149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 43.

The square root of 3345446149 is about 57839.8318548732. The cubic root of 3345446149 is about 1495.6088092102.

The spelling of 3345446149 in words is "three billion, three hundred forty-five million, four hundred forty-six thousand, one hundred forty-nine".