300972229 has 2 divisors, whose sum is σ = 300972230. Its totient is φ = 300972228.

The previous prime is 300972197. The next prime is 300972251. The reversal of 300972229 is 922279003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 167107329 + 133864900 = 12927^2 + 11570^2 .

It is an emirp because it is prime and its reverse (922279003) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 300972229 - 2⁵ = 300972197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 300972194 and 300972203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (300972929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150486114 + 150486115.

It is an arithmetic number, because the mean of its divisors is an integer number (150486115).

Almost surely, 2^300972229 is an apocalyptic number.

It is an amenable number.

300972229 is a deficient number, since it is larger than the sum of its proper divisors (1).

300972229 is an equidigital number, since it uses as much as digits as its factorization.

300972229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 300972229 is about 17348.5512075216. The cubic root of 300972229 is about 670.1553282106.

The spelling of 300972229 in words is "three hundred million, nine hundred seventy-two thousand, two hundred twenty-nine".