3120000047 has 2 divisors, whose sum is σ = 3120000048. Its totient is φ = 3120000046.

The previous prime is 3120000019. The next prime is 3120000067. The reversal of 3120000047 is 7400000213.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7400000213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3120000047 - 2¹⁰ = 3119999023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3120000007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1560000023 + 1560000024.

It is an arithmetic number, because the mean of its divisors is an integer number (1560000024).

Almost surely, 2^3120000047 is an apocalyptic number.

3120000047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3120000047 is an equidigital number, since it uses as much as digits as its factorization.

3120000047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 3120000047 is about 55856.9605957933. The cubic root of 3120000047 is about 1461.2287221499.

The spelling of 3120000047 in words is "three billion, one hundred twenty million, forty-seven", and thus it is an aban number.