3345452121 has 16 divisors (see below), whose sum is σ = 4867081920. Its totient is φ = 2027142720.

The previous prime is 3345452101. The next prime is 3345452129. The reversal of 3345452121 is 1212545433.

It is not a de Polignac number, because 3345452121 - 2²⁵ = 3311897689 is a prime.

It is a super-2 number, since 2×3345452121² = 22384099787806797282, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3345452129) 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 in 15 ways as a sum of consecutive naturals, for example, 301215 + ... + 312123.

It is an arithmetic number, because the mean of its divisors is an integer number (304192620).

Almost surely, 2^3345452121 is an apocalyptic number.

It is an amenable number.

3345452121 is a deficient number, since it is larger than the sum of its proper divisors (1521629799).

3345452121 is a wasteful number, since it uses less digits than its factorization.

3345452121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20216.

The product of its digits is 14400, while the sum is 30.

The square root of 3345452121 is about 57839.8834801731. The cubic root of 3345452121 is about 1495.6096991533.

Adding to 3345452121 its reverse (1212545433), we get a palindrome (4557997554).

The spelling of 3345452121 in words is "three billion, three hundred forty-five million, four hundred fifty-two thousand, one hundred twenty-one".