3443193521 has 2 divisors, whose sum is σ = 3443193522. Its totient is φ = 3443193520.

The previous prime is 3443193437. The next prime is 3443193613. The reversal of 3443193521 is 1253913443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3145975921 + 297217600 = 56089^2 + 17240^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3443193521 is a prime.

It is not a weakly prime, because it can be changed into another prime (3443196521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1721596760 + 1721596761.

It is an arithmetic number, because the mean of its divisors is an integer number (1721596761).

Almost surely, 2^3443193521 is an apocalyptic number.

It is an amenable number.

3443193521 is a deficient number, since it is larger than the sum of its proper divisors (1).

3443193521 is an equidigital number, since it uses as much as digits as its factorization.

3443193521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 38880, while the sum is 35.

The square root of 3443193521 is about 58678.7314194845. The cubic root of 3443193521 is about 1510.0354538991.

The spelling of 3443193521 in words is "three billion, four hundred forty-three million, one hundred ninety-three thousand, five hundred twenty-one".