3299540121 has 6 divisors (see below), whose sum is σ = 4766002410. Its totient is φ = 2199693408.

The previous prime is 3299540093. The next prime is 3299540129. The reversal of 3299540121 is 1210459923.

3299540121 is a `hidden beast` number, since 3 + 2 + 99 + 540 + 1 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2336368896 + 963171225 = 48336^2 + 31035^2 .

It is not a de Polignac number, because 3299540121 - 2⁷ = 3299539993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3299540129) 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 5 ways as a sum of consecutive naturals, for example, 183307776 + ... + 183307793.

It is an arithmetic number, because the mean of its divisors is an integer number (794333735).

Almost surely, 2^3299540121 is an apocalyptic number.

It is an amenable number.

3299540121 is a deficient number, since it is larger than the sum of its proper divisors (1466462289).

3299540121 is a wasteful number, since it uses less digits than its factorization.

3299540121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366615575 (or 366615572 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 3299540121 is about 57441.6235930009. The cubic root of 3299540121 is about 1488.7363911138.

The spelling of 3299540121 in words is "three billion, two hundred ninety-nine million, five hundred forty thousand, one hundred twenty-one".