100003193 has 4 divisors (see below), whose sum is σ = 102706020. Its totient is φ = 97300368.

The previous prime is 100003181. The next prime is 100003219. The reversal of 100003193 is 391300001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 391300001 = 8719 ⋅44879.

It can be written as a sum of positive squares in 2 ways, for example, as 92313664 + 7689529 = 9608^2 + 2773^2 .

It is a cyclic number.

It is not a de Polignac number, because 100003193 - 2⁸ = 100002937 is a prime.

It is a super-2 number, since 2×100003193² = 20001277220390498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100003153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1351358 + ... + 1351431.

It is an arithmetic number, because the mean of its divisors is an integer number (25676505).

Almost surely, 2^100003193 is an apocalyptic number.

It is an amenable number.

100003193 is a deficient number, since it is larger than the sum of its proper divisors (2702827).

100003193 is an equidigital number, since it uses as much as digits as its factorization.

100003193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2702826.

The product of its (nonzero) digits is 81, while the sum is 17.

The square root of 100003193 is about 10000.1596487256. The cubic root of 100003193 is about 464.1638235064.

Adding to 100003193 its reverse (391300001), we get a palindrome (491303194).

The spelling of 100003193 in words is "one hundred million, three thousand, one hundred ninety-three".