1293243 has 8 divisors (see below), whose sum is σ = 1970688. Its totient is φ = 738984.

The previous prime is 1293239. The next prime is 1293247. The reversal of 1293243 is 3423921.

It is an interprime number because it is at equal distance from previous prime (1293239) and next prime (1293247).

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

It is not a de Polignac number, because 1293243 - 2² = 1293239 is a prime.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1293247) 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, 30771 + ... + 30812.

It is an arithmetic number, because the mean of its divisors is an integer number (246336).

2^1293243 is an apocalyptic number.

1293243 is a deficient number, since it is larger than the sum of its proper divisors (677445).

1293243 is an equidigital number, since it uses as much as digits as its factorization.

1293243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61593.

The product of its digits is 1296, while the sum is 24.

The square root of 1293243 is about 1137.2084241686. The cubic root of 1293243 is about 108.9498689318.

The spelling of 1293243 in words is "one million, two hundred ninety-three thousand, two hundred forty-three".