1490743 has 2 divisors, whose sum is σ = 1490744. Its totient is φ = 1490742.

The previous prime is 1490737. The next prime is 1490773. The reversal of 1490743 is 3470941.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1490743 - 2⁵ = 1490711 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1490773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 745371 + 745372.

It is an arithmetic number, because the mean of its divisors is an integer number (745372).

2^1490743 is an apocalyptic number.

1490743 is a deficient number, since it is larger than the sum of its proper divisors (1).

1490743 is an equidigital number, since it uses as much as digits as its factorization.

1490743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1490743 is about 1220.9598683003. The cubic root of 1490743 is about 114.2354577395.

The spelling of 1490743 in words is "one million, four hundred ninety thousand, seven hundred forty-three".