247013267 has 2 divisors, whose sum is σ = 247013268. Its totient is φ = 247013266.

The previous prime is 247013257. The next prime is 247013303. The reversal of 247013267 is 762310742.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 247013267 - 2⁴ = 247013251 is a prime.

It is a super-2 number, since 2×247013267² = 122031108148026578, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (247013227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123506633 + 123506634.

It is an arithmetic number, because the mean of its divisors is an integer number (123506634).

Almost surely, 2^247013267 is an apocalyptic number.

247013267 is a deficient number, since it is larger than the sum of its proper divisors (1).

247013267 is an equidigital number, since it uses as much as digits as its factorization.

247013267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 247013267 is about 15716.6557193316. The cubic root of 247013267 is about 627.4417691715.

The spelling of 247013267 in words is "two hundred forty-seven million, thirteen thousand, two hundred sixty-seven".