3120345051 has 4 divisors (see below), whose sum is σ = 4160460072. Its totient is φ = 2080230032.

The previous prime is 3120344999. The next prime is 3120345079. The reversal of 3120345051 is 1505430213.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3120345051 - 2¹⁷ = 3120213979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3120341051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 520057506 + ... + 520057511.

It is an arithmetic number, because the mean of its divisors is an integer number (1040115018).

Almost surely, 2^3120345051 is an apocalyptic number.

3120345051 is a deficient number, since it is larger than the sum of its proper divisors (1040115021).

3120345051 is a wasteful number, since it uses less digits than its factorization.

3120345051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040115020.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 3120345051 is about 55860.0487916006. The cubic root of 3120345051 is about 1461.2825801804.

Adding to 3120345051 its reverse (1505430213), we get a palindrome (4625775264).

The spelling of 3120345051 in words is "three billion, one hundred twenty million, three hundred forty-five thousand, fifty-one".