1266337 has 2 divisors, whose sum is σ = 1266338. Its totient is φ = 1266336.

The previous prime is 1266323. The next prime is 1266341. The reversal of 1266337 is 7336621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 746496 + 519841 = 864^2 + 721^2 .

It is a cyclic number.

It is not a de Polignac number, because 1266337 - 2¹⁵ = 1233569 is a prime.

It is a super-4 number, since 4×1266337⁴ (a number of 26 digits) contains 4444 as substring.

It is a Chen prime.

It is equal to p₉₇₆₄₂ and since 1266337 and 97642 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (1263337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633168 + 633169.

It is an arithmetic number, because the mean of its divisors is an integer number (633169).

2^1266337 is an apocalyptic number.

It is an amenable number.

1266337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1266337 is an equidigital number, since it uses as much as digits as its factorization.

1266337 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 28.

The square root of 1266337 is about 1125.3163999516. The cubic root of 1266337 is about 108.1889980534.

The spelling of 1266337 in words is "one million, two hundred sixty-six thousand, three hundred thirty-seven".