1268963 has 2 divisors, whose sum is σ = 1268964. Its totient is φ = 1268962.

The previous prime is 1268947. The next prime is 1269001. The reversal of 1268963 is 3698621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1268963 - 2⁴ = 1268947 is a prime.

It is a super-2 number, since 2×1268963² = 3220534190738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1268563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 634481 + 634482.

It is an arithmetic number, because the mean of its divisors is an integer number (634482).

2^1268963 is an apocalyptic number.

1268963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1268963 is an equidigital number, since it uses as much as digits as its factorization.

1268963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15552, while the sum is 35.

The square root of 1268963 is about 1126.4825786491. The cubic root of 1268963 is about 108.2637301751.

The spelling of 1268963 in words is "one million, two hundred sixty-eight thousand, nine hundred sixty-three".