1318267 has 2 divisors, whose sum is σ = 1318268. Its totient is φ = 1318266.

The previous prime is 1318259. The next prime is 1318279. The reversal of 1318267 is 7628131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1318267 - 2³ = 1318259 is a prime.

It is not a weakly prime, because it can be changed into another prime (1318067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659133 + 659134.

It is an arithmetic number, because the mean of its divisors is an integer number (659134).

2^1318267 is an apocalyptic number.

1318267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1318267 is an equidigital number, since it uses as much as digits as its factorization.

1318267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2016, while the sum is 28.

The square root of 1318267 is about 1148.1580901601. The cubic root of 1318267 is about 109.6481041168.

The spelling of 1318267 in words is "one million, three hundred eighteen thousand, two hundred sixty-seven".