1266953 has 2 divisors, whose sum is σ = 1266954. Its totient is φ = 1266952.

The previous prime is 1266949. The next prime is 1267009. The reversal of 1266953 is 3596621.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 861184 + 405769 = 928^2 + 637^2 .

It is a cyclic number.

It is not a de Polignac number, because 1266953 - 2² = 1266949 is a prime.

It is not a weakly prime, because it can be changed into another prime (1266913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 633476 + 633477.

It is an arithmetic number, because the mean of its divisors is an integer number (633477).

2^1266953 is an apocalyptic number.

It is an amenable number.

1266953 is a deficient number, since it is larger than the sum of its proper divisors (1).

1266953 is an equidigital number, since it uses as much as digits as its factorization.

1266953 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 32.

The square root of 1266953 is about 1125.5900674757. The cubic root of 1266953 is about 108.2065377813.

The spelling of 1266953 in words is "one million, two hundred sixty-six thousand, nine hundred fifty-three".