301133009 has 2 divisors, whose sum is σ = 301133010. Its totient is φ = 301133008.

The previous prime is 301132981. The next prime is 301133011. The reversal of 301133009 is 900331103.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301126609 + 6400 = 17353^2 + 80^2 .

It is a cyclic number.

It is not a de Polignac number, because 301133009 - 2¹² = 301128913 is a prime.

It is a Sophie Germain prime.

Together with 301133011, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (301133059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150566504 + 150566505.

It is an arithmetic number, because the mean of its divisors is an integer number (150566505).

Almost surely, 2^301133009 is an apocalyptic number.

It is an amenable number.

301133009 is a deficient number, since it is larger than the sum of its proper divisors (1).

301133009 is an equidigital number, since it uses as much as digits as its factorization.

301133009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 20.

The square root of 301133009 is about 17353.1844051747. The cubic root of 301133009 is about 670.2746397646.

The spelling of 301133009 in words is "three hundred one million, one hundred thirty-three thousand, nine".