1266136 has 16 divisors (see below), whose sum is σ = 2399040. Its totient is φ = 626400.

The previous prime is 1266113. The next prime is 1266149. The reversal of 1266136 is 6316621.

It is a self number, because there is not a number n which added to its sum of digits gives 1266136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25 + ... + 1591.

It is an arithmetic number, because the mean of its divisors is an integer number (149940).

2^1266136 is an apocalyptic number.

It is an amenable number.

1266136 is a deficient number, since it is larger than the sum of its proper divisors (1132904).

1266136 is a wasteful number, since it uses less digits than its factorization.

1266136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1674 (or 1670 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 1266136 is about 1125.2270881915. The cubic root of 1266136 is about 108.1832736321.

The spelling of 1266136 in words is "one million, two hundred sixty-six thousand, one hundred thirty-six".