3311521045 has 8 divisors (see below), whose sum is σ = 4541514624. Its totient is φ = 2270757264.

The previous prime is 3311521033. The next prime is 3311521099. The reversal of 3311521045 is 5401251133.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3311521045 - 2²⁷ = 3177303317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47307409 + ... + 47307478.

It is an arithmetic number, because the mean of its divisors is an integer number (567689328).

Almost surely, 2^3311521045 is an apocalyptic number.

3311521045 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3311521045 is a deficient number, since it is larger than the sum of its proper divisors (1229993579).

3311521045 is an equidigital number, since it uses as much as digits as its factorization.

3311521045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94614899.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 3311521045 is about 57545.8169200855. The cubic root of 3311521045 is about 1490.5361260047.

Adding to 3311521045 its reverse (5401251133), we get a palindrome (8712772178).

The spelling of 3311521045 in words is "three billion, three hundred eleven million, five hundred twenty-one thousand, forty-five".