320264011 has 2 divisors, whose sum is σ = 320264012. Its totient is φ = 320264010.

The previous prime is 320263991. The next prime is 320264039. The reversal of 320264011 is 110462023.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320264011 is a prime.

It is a super-3 number, since 3×320264011³ (a number of 26 digits) contains 333 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320264011.

It is not a weakly prime, because it can be changed into another prime (320264051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160132005 + 160132006.

It is an arithmetic number, because the mean of its divisors is an integer number (160132006).

Almost surely, 2^320264011 is an apocalyptic number.

320264011 is a deficient number, since it is larger than the sum of its proper divisors (1).

320264011 is an equidigital number, since it uses as much as digits as its factorization.

320264011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 320264011 is about 17895.9216303604. The cubic root of 320264011 is about 684.1784321548.

The spelling of 320264011 in words is "three hundred twenty million, two hundred sixty-four thousand, eleven".