3120897209 has 8 divisors (see below), whose sum is σ = 3318034752. Its totient is φ = 2928880240.

The previous prime is 3120897203. The next prime is 3120897239. The reversal of 3120897209 is 9027980213.

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 3120897209 - 2²⁸ = 2852461753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3120897203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1278887 + ... + 1281324.

It is an arithmetic number, because the mean of its divisors is an integer number (414754344).

Almost surely, 2^3120897209 is an apocalyptic number.

It is an amenable number.

3120897209 is a deficient number, since it is larger than the sum of its proper divisors (197137543).

3120897209 is a wasteful number, since it uses less digits than its factorization.

3120897209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2560287.

The product of its (nonzero) digits is 54432, while the sum is 41.

The square root of 3120897209 is about 55864.9909066492. The cubic root of 3120897209 is about 1461.3687684349.

The spelling of 3120897209 in words is "three billion, one hundred twenty million, eight hundred ninety-seven thousand, two hundred nine".