1003432673 has 2 divisors, whose sum is σ = 1003432674. Its totient is φ = 1003432672.

The previous prime is 1003432631. The next prime is 1003432679. The reversal of 1003432673 is 3762343001.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 940832929 + 62599744 = 30673^2 + 7912^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003432673 - 2⁶ = 1003432609 is a prime.

It is not a weakly prime, because it can be changed into another prime (1003432679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501716336 + 501716337.

It is an arithmetic number, because the mean of its divisors is an integer number (501716337).

Almost surely, 2^1003432673 is an apocalyptic number.

It is an amenable number.

1003432673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003432673 is an equidigital number, since it uses as much as digits as its factorization.

1003432673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 1003432673 is about 31677.0054298067. The cubic root of 1003432673 is about 1001.1429175751.

Adding to 1003432673 its reverse (3762343001), we get a palindrome (4765775674).

The spelling of 1003432673 in words is "one billion, three million, four hundred thirty-two thousand, six hundred seventy-three".