1351267 has 2 divisors, whose sum is σ = 1351268. Its totient is φ = 1351266.

The previous prime is 1351253. The next prime is 1351283. The reversal of 1351267 is 7621531.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1351267 - 2¹¹ = 1349219 is a prime.

It is not a weakly prime, because it can be changed into another prime (1351247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675633 + 675634.

It is an arithmetic number, because the mean of its divisors is an integer number (675634).

2^1351267 is an apocalyptic number.

1351267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351267 is an equidigital number, since it uses as much as digits as its factorization.

1351267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260, while the sum is 25.

The square root of 1351267 is about 1162.4401059840. The cubic root of 1351267 is about 110.5555094662. Note that the first 4 decimals are identical.

Adding to 1351267 its reverse (7621531), we get a palindrome (8972798).

The spelling of 1351267 in words is "one million, three hundred fifty-one thousand, two hundred sixty-seven".