247040011 has 2 divisors, whose sum is σ = 247040012. Its totient is φ = 247040010.

The previous prime is 247039963. The next prime is 247040081. The reversal of 247040011 is 110040742.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 247040011 - 2¹⁷ = 246908939 is a prime.

It is a super-2 number, since 2×247040011² = 122057534069760242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (247040081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123520005 + 123520006.

It is an arithmetic number, because the mean of its divisors is an integer number (123520006).

Almost surely, 2^247040011 is an apocalyptic number.

247040011 is a deficient number, since it is larger than the sum of its proper divisors (1).

247040011 is an equidigital number, since it uses as much as digits as its factorization.

247040011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 247040011 is about 15717.5065134391. The cubic root of 247040011 is about 627.4644126207.

Adding to 247040011 its reverse (110040742), we get a palindrome (357080753).

The spelling of 247040011 in words is "two hundred forty-seven million, forty thousand, eleven".