1004537 has 2 divisors, whose sum is σ = 1004538. Its totient is φ = 1004536.

The previous prime is 1004527. The next prime is 1004551. The reversal of 1004537 is 7354001.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 913936 + 90601 = 956^2 + 301^2 .

It is an emirp because it is prime and its reverse (7354001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1004537 - 2¹⁸ = 742393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1004527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502268 + 502269.

It is an arithmetic number, because the mean of its divisors is an integer number (502269).

2^1004537 is an apocalyptic number.

It is an amenable number.

1004537 is a deficient number, since it is larger than the sum of its proper divisors (1).

1004537 is an equidigital number, since it uses as much as digits as its factorization.

1004537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 1004537 is about 1002.2659327743. The cubic root of 1004537 is about 100.1510051929.

Adding to 1004537 its reverse (7354001), we get a palindrome (8358538).

The spelling of 1004537 in words is "one million, four thousand, five hundred thirty-seven".