3321661351 has 2 divisors, whose sum is σ = 3321661352. Its totient is φ = 3321661350.

The previous prime is 3321661349. The next prime is 3321661361. The reversal of 3321661351 is 1531661233.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3321661351 - 2¹ = 3321661349 is a prime.

It is a super-2 number, since 2×3321661351² = 22066868261454290402, which contains 22 as substring.

Together with 3321661349, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3321661361) 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, 1660830675 + 1660830676.

It is an arithmetic number, because the mean of its divisors is an integer number (1660830676).

Almost surely, 2^3321661351 is an apocalyptic number.

3321661351 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321661351 is an equidigital number, since it uses as much as digits as its factorization.

3321661351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 31.

The square root of 3321661351 is about 57633.8559442278. The cubic root of 3321661351 is about 1492.0559805667.

The spelling of 3321661351 in words is "three billion, three hundred twenty-one million, six hundred sixty-one thousand, three hundred fifty-one".