1404743 has 2 divisors, whose sum is σ = 1404744. Its totient is φ = 1404742.

The previous prime is 1404737. The next prime is 1404749. The reversal of 1404743 is 3474041.

It is a balanced prime because it is at equal distance from previous prime (1404737) and next prime (1404749).

It is a cyclic number.

It is not a de Polignac number, because 1404743 - 2¹⁶ = 1339207 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1404749) 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 as a sum of consecutive naturals, namely, 702371 + 702372.

It is an arithmetic number, because the mean of its divisors is an integer number (702372).

2^1404743 is an apocalyptic number.

1404743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1404743 is an equidigital number, since it uses as much as digits as its factorization.

1404743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 1404743 is about 1185.2185452481. The cubic root of 1404743 is about 111.9950837553.

Adding to 1404743 its reverse (3474041), we get a palindrome (4878784).

The spelling of 1404743 in words is "one million, four hundred four thousand, seven hundred forty-three".