3306165121 has 4 divisors (see below), whose sum is σ = 3778474432. Its totient is φ = 2833855812.

The previous prime is 3306165101. The next prime is 3306165127. The reversal of 3306165121 is 1215616033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1215616033 = 23 ⋅52852871.

It is a cyclic number.

It is not a de Polignac number, because 3306165121 - 2¹⁷ = 3306034049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3306165121.

It is not an unprimeable number, because it can be changed into a prime (3306165127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 236154645 + ... + 236154658.

It is an arithmetic number, because the mean of its divisors is an integer number (944618608).

Almost surely, 2^3306165121 is an apocalyptic number.

It is an amenable number.

3306165121 is a deficient number, since it is larger than the sum of its proper divisors (472309311).

3306165121 is an equidigital number, since it uses as much as digits as its factorization.

3306165121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472309310.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 3306165121 is about 57499.2619170020. The cubic root of 3306165121 is about 1489.7321142050.

The spelling of 3306165121 in words is "three billion, three hundred six million, one hundred sixty-five thousand, one hundred twenty-one".