1266934 has 4 divisors (see below), whose sum is σ = 1900404. Its totient is φ = 633466.

The previous prime is 1266931. The next prime is 1266943. The reversal of 1266934 is 4396621.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1266896 and 1266905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 316732 + ... + 316735.

It is an arithmetic number, because the mean of its divisors is an integer number (475101).

2^1266934 is an apocalyptic number.

1266934 is a deficient number, since it is larger than the sum of its proper divisors (633470).

1266934 is an equidigital number, since it uses as much as digits as its factorization.

1266934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633469.

The product of its digits is 7776, while the sum is 31.

The square root of 1266934 is about 1125.5816274265. The cubic root of 1266934 is about 108.2059968682.

The spelling of 1266934 in words is "one million, two hundred sixty-six thousand, nine hundred thirty-four".