1130403173 has 2 divisors, whose sum is σ = 1130403174. Its totient is φ = 1130403172.

The previous prime is 1130403161. The next prime is 1130403181. The reversal of 1130403173 is 3713040311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1057420324 + 72982849 = 32518^2 + 8543^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130403173 - 2¹² = 1130399077 is a prime.

It is a super-3 number, since 3×1130403173³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130403143) 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, 565201586 + 565201587.

It is an arithmetic number, because the mean of its divisors is an integer number (565201587).

Almost surely, 2^1130403173 is an apocalyptic number.

It is an amenable number.

1130403173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130403173 is an equidigital number, since it uses as much as digits as its factorization.

1130403173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 1130403173 is about 33621.4689298371. The cubic root of 1130403173 is about 1041.7042978306.

Adding to 1130403173 its reverse (3713040311), we get a palindrome (4843443484).

The spelling of 1130403173 in words is "one billion, one hundred thirty million, four hundred three thousand, one hundred seventy-three".