1268167 has 2 divisors, whose sum is σ = 1268168. Its totient is φ = 1268166.

The previous prime is 1268147. The next prime is 1268173. The reversal of 1268167 is 7618621.

It is a strong prime.

It is an emirp because it is prime and its reverse (7618621) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1268167 - 2⁷ = 1268039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1268147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634083 + 634084.

It is an arithmetic number, because the mean of its divisors is an integer number (634084).

2^1268167 is an apocalyptic number.

1268167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1268167 is an equidigital number, since it uses as much as digits as its factorization.

1268167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4032, while the sum is 31.

The square root of 1268167 is about 1126.1292110588. The cubic root of 1268167 is about 108.2410880769.

The spelling of 1268167 in words is "one million, two hundred sixty-eight thousand, one hundred sixty-seven".