103165493 has 2 divisors, whose sum is σ = 103165494. Its totient is φ = 103165492.

The previous prime is 103165487. The next prime is 103165501. The reversal of 103165493 is 394561301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78978769 + 24186724 = 8887^2 + 4918^2 .

It is an emirp because it is prime and its reverse (394561301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103165493 - 2¹⁰ = 103164469 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103165463) 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, 51582746 + 51582747.

It is an arithmetic number, because the mean of its divisors is an integer number (51582747).

Almost surely, 2^103165493 is an apocalyptic number.

It is an amenable number.

103165493 is a deficient number, since it is larger than the sum of its proper divisors (1).

103165493 is an equidigital number, since it uses as much as digits as its factorization.

103165493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 103165493 is about 10157.0415476161. The cubic root of 103165493 is about 469.0057342798.

The spelling of 103165493 in words is "one hundred three million, one hundred sixty-five thousand, four hundred ninety-three".