103540193 has 2 divisors, whose sum is σ = 103540194. Its totient is φ = 103540192.

The previous prime is 103540187. The next prime is 103540219. The reversal of 103540193 is 391045301.

It is an a-pointer prime, because the next prime (103540219) can be obtained adding 103540193 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102556129 + 984064 = 10127^2 + 992^2 .

It is a cyclic number.

It is not a de Polignac number, because 103540193 - 2⁸ = 103539937 is a prime.

It is a super-3 number, since 3×103540193³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (103540123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51770096 + 51770097.

It is an arithmetic number, because the mean of its divisors is an integer number (51770097).

Almost surely, 2^103540193 is an apocalyptic number.

It is an amenable number.

103540193 is a deficient number, since it is larger than the sum of its proper divisors (1).

103540193 is an equidigital number, since it uses as much as digits as its factorization.

103540193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 103540193 is about 10175.4701611277. The cubic root of 103540193 is about 469.5728622728.

Adding to 103540193 its reverse (391045301), we get a palindrome (494585494).

The spelling of 103540193 in words is "one hundred three million, five hundred forty thousand, one hundred ninety-three".