300120047 has 2 divisors, whose sum is σ = 300120048. Its totient is φ = 300120046.

The previous prime is 300119999. The next prime is 300120071. The reversal of 300120047 is 740021003.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 300120047 - 2⁸ = 300119791 is a prime.

It is a super-2 number, since 2×300120047² = 180144085222564418, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (300150047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150060023 + 150060024.

It is an arithmetic number, because the mean of its divisors is an integer number (150060024).

Almost surely, 2^300120047 is an apocalyptic number.

300120047 is a deficient number, since it is larger than the sum of its proper divisors (1).

300120047 is an equidigital number, since it uses as much as digits as its factorization.

300120047 is an evil number, because the sum of its binary digits is even.

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

The square root of 300120047 is about 17323.9731874648. The cubic root of 300120047 is about 669.5222308604.

The spelling of 300120047 in words is "three hundred million, one hundred twenty thousand, forty-seven".