1268243 has 8 divisors (see below), whose sum is σ = 1344768. Its totient is φ = 1193544.

The previous prime is 1268233. The next prime is 1268261. The reversal of 1268243 is 3428621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1268243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1268213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1130 + ... + 1952.

It is an arithmetic number, because the mean of its divisors is an integer number (168096).

2^1268243 is an apocalyptic number.

1268243 is a deficient number, since it is larger than the sum of its proper divisors (76525).

1268243 is an equidigital number, since it uses as much as digits as its factorization.

1268243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913.

The product of its digits is 2304, while the sum is 26.

The square root of 1268243 is about 1126.1629544609. The cubic root of 1268243 is about 108.2432502943.

The spelling of 1268243 in words is "one million, two hundred sixty-eight thousand, two hundred forty-three".