1268367 has 4 divisors (see below), whose sum is σ = 1691160. Its totient is φ = 845576.

The previous prime is 1268359. The next prime is 1268369. The reversal of 1268367 is 7638621.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7638621 = 3 ⋅2546207.

It is a cyclic number.

It is not a de Polignac number, because 1268367 - 2³ = 1268359 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211392 + ... + 211397.

It is an arithmetic number, because the mean of its divisors is an integer number (422790).

2^1268367 is an apocalyptic number.

1268367 is a deficient number, since it is larger than the sum of its proper divisors (422793).

1268367 is an equidigital number, since it uses as much as digits as its factorization.

1268367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422792.

The product of its digits is 12096, while the sum is 33.

The square root of 1268367 is about 1126.2180073147. The cubic root of 1268367 is about 108.2467779373.

The spelling of 1268367 in words is "one million, two hundred sixty-eight thousand, three hundred sixty-seven".