2043497 has 2 divisors, whose sum is σ = 2043498. Its totient is φ = 2043496.

The previous prime is 2043491. The next prime is 2043511. The reversal of 2043497 is 7943402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1752976 + 290521 = 1324^2 + 539^2 .

It is a cyclic number.

It is not a de Polignac number, because 2043497 - 2¹⁶ = 1977961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2043491) 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, 1021748 + 1021749.

It is an arithmetic number, because the mean of its divisors is an integer number (1021749).

2^2043497 is an apocalyptic number.

It is an amenable number.

2043497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043497 is an equidigital number, since it uses as much as digits as its factorization.

2043497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 2043497 is about 1429.5093563877. The cubic root of 2043497 is about 126.8989420710.

Adding to 2043497 its reverse (7943402), we get a palindrome (9986899).

The spelling of 2043497 in words is "two million, forty-three thousand, four hundred ninety-seven".