3321056145 has 48 divisors (see below), whose sum is σ = 5894602560. Its totient is φ = 1595341440.

The previous prime is 3321056117. The next prime is 3321056153. The reversal of 3321056145 is 5416501233.

It is not a de Polignac number, because 3321056145 - 2¹¹ = 3321054097 is a prime.

It is a super-2 number, since 2×3321056145² = 22058827836484522050, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

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 in 47 ways as a sum of consecutive naturals, for example, 189442 + ... + 206228.

It is an arithmetic number, because the mean of its divisors is an integer number (122804220).

Almost surely, 2^3321056145 is an apocalyptic number.

It is an amenable number.

3321056145 is a deficient number, since it is larger than the sum of its proper divisors (2573546415).

3321056145 is a wasteful number, since it uses less digits than its factorization.

3321056145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16926 (or 16915 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 3321056145 is about 57628.6052668291. The cubic root of 3321056145 is about 1491.9653576340.

Adding to 3321056145 its reverse (5416501233), we get a palindrome (8737557378).

The spelling of 3321056145 in words is "three billion, three hundred twenty-one million, fifty-six thousand, one hundred forty-five".