3315057321 has 16 divisors (see below), whose sum is σ = 4621023360. Its totient is φ = 2113926320.

The previous prime is 3315057301. The next prime is 3315057331. The reversal of 3315057321 is 1237505133.

3315057321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3315057321 - 2⁹ = 3315056809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3315057301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8910 + ... + 81911.

It is an arithmetic number, because the mean of its divisors is an integer number (288813960).

Almost surely, 2^3315057321 is an apocalyptic number.

It is an amenable number.

3315057321 is a deficient number, since it is larger than the sum of its proper divisors (1305966039).

3315057321 is an frugal number, since it uses more digits than its factorization.

3315057321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90893 (or 90847 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 3315057321 is about 57576.5344650058. The cubic root of 3315057321 is about 1491.0665038321.

The spelling of 3315057321 in words is "three billion, three hundred fifteen million, fifty-seven thousand, three hundred twenty-one".