1268133 has 4 divisors (see below), whose sum is σ = 1690848. Its totient is φ = 845420.

The previous prime is 1268119. The next prime is 1268143. The reversal of 1268133 is 3318621.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1268133 - 2¹⁰ = 1267109 is a prime.

It is a super-2 number, since 2×1268133² = 3216322611378, which contains 22 as substring.

It is a D-number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268143) 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 in 3 ways as a sum of consecutive naturals, for example, 211353 + ... + 211358.

It is an arithmetic number, because the mean of its divisors is an integer number (422712).

2^1268133 is an apocalyptic number.

It is an amenable number.

1268133 is a deficient number, since it is larger than the sum of its proper divisors (422715).

1268133 is an equidigital number, since it uses as much as digits as its factorization.

1268133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 422714.

The product of its digits is 864, while the sum is 24.

The square root of 1268133 is about 1126.1141149990. The cubic root of 1268133 is about 108.2401207411.

The spelling of 1268133 in words is "one million, two hundred sixty-eight thousand, one hundred thirty-three".