3240031349 has 2 divisors, whose sum is σ = 3240031350. Its totient is φ = 3240031348.

The previous prime is 3240031331. The next prime is 3240031357. The reversal of 3240031349 is 9431300423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2423100625 + 816930724 = 49225^2 + 28582^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3240031349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3240031549) 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, 1620015674 + 1620015675.

It is an arithmetic number, because the mean of its divisors is an integer number (1620015675).

Almost surely, 2^3240031349 is an apocalyptic number.

It is an amenable number.

3240031349 is a deficient number, since it is larger than the sum of its proper divisors (1).

3240031349 is an equidigital number, since it uses as much as digits as its factorization.

3240031349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 3240031349 is about 56921.2732552602. The cubic root of 3240031349 is about 1479.7320170077.

The spelling of 3240031349 in words is "three billion, two hundred forty million, thirty-one thousand, three hundred forty-nine".