1003445497 has 2 divisors, whose sum is σ = 1003445498. Its totient is φ = 1003445496.

The previous prime is 1003445491. The next prime is 1003445507. The reversal of 1003445497 is 7945443001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 893950201 + 109495296 = 29899^2 + 10464^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003445497 - 2⁷ = 1003445369 is a prime.

It is not a weakly prime, because it can be changed into another prime (1003445491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501722748 + 501722749.

It is an arithmetic number, because the mean of its divisors is an integer number (501722749).

Almost surely, 2^1003445497 is an apocalyptic number.

It is an amenable number.

1003445497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003445497 is an equidigital number, since it uses as much as digits as its factorization.

1003445497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 1003445497 is about 31677.2078472835. The cubic root of 1003445497 is about 1001.1471824691.

Adding to 1003445497 its reverse (7945443001), we get a palindrome (8948888498).

The spelling of 1003445497 in words is "one billion, three million, four hundred forty-five thousand, four hundred ninety-seven".