1268707 has 4 divisors (see below), whose sum is σ = 1384056. Its totient is φ = 1153360.

The previous prime is 1268681. The next prime is 1268713. The reversal of 1268707 is 7078621.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1268707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1268747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57658 + ... + 57679.

It is an arithmetic number, because the mean of its divisors is an integer number (346014).

2^1268707 is an apocalyptic number.

1268707 is a deficient number, since it is larger than the sum of its proper divisors (115349).

1268707 is a wasteful number, since it uses less digits than its factorization.

1268707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115348.

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 1268707 is about 1126.3689448844. The cubic root of 1268707 is about 108.2564493275.

The spelling of 1268707 in words is "one million, two hundred sixty-eight thousand, seven hundred seven".