1003403034173 has 2 divisors, whose sum is σ = 1003403034174. Its totient is φ = 1003403034172.

The previous prime is 1003403034121. The next prime is 1003403034239. The reversal of 1003403034173 is 3714303043001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 692977997209 + 310425036964 = 832453^2 + 557158^2 .

It is a cyclic number.

It is not a de Polignac number, because 1003403034173 - 2⁸ = 1003403033917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1003403034773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501701517086 + 501701517087.

It is an arithmetic number, because the mean of its divisors is an integer number (501701517087).

Almost surely, 2^{1003403034173} is an apocalyptic number.

It is an amenable number.

1003403034173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1003403034173 is an equidigital number, since it uses as much as digits as its factorization.

1003403034173 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1003403034173 its reverse (3714303043001), we get a palindrome (4717706077174).

The spelling of 1003403034173 in words is "one trillion, three billion, four hundred three million, thirty-four thousand, one hundred seventy-three".