1368743 has 8 divisors (see below), whose sum is σ = 1436160. Its totient is φ = 1302840.

The previous prime is 1368739. The next prime is 1368761. The reversal of 1368743 is 3478631.

1368743 = 117² + 118² + ... + 178².

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

It is a cyclic number.

It is not a de Polignac number, because 1368743 - 2² = 1368739 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1368793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1748 + ... + 2406.

It is an arithmetic number, because the mean of its divisors is an integer number (179520).

2^1368743 is an apocalyptic number.

1368743 is a deficient number, since it is larger than the sum of its proper divisors (67417).

1368743 is an equidigital number, since it uses as much as digits as its factorization.

1368743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757.

The product of its digits is 12096, while the sum is 32.

The square root of 1368743 is about 1169.9329040590. The cubic root of 1368743 is about 111.0300759882.

The spelling of 1368743 in words is "one million, three hundred sixty-eight thousand, seven hundred forty-three".