103540219 has 2 divisors, whose sum is σ = 103540220. Its totient is φ = 103540218.

The previous prime is 103540193. The next prime is 103540231. The reversal of 103540219 is 912045301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103540219 - 2⁵ = 103540187 is a prime.

It is a super-3 number, since 3×103540219³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 103540193 and 103540202.

It is not a weakly prime, because it can be changed into another prime (103549219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51770109 + 51770110.

It is an arithmetic number, because the mean of its divisors is an integer number (51770110).

Almost surely, 2^103540219 is an apocalyptic number.

103540219 is a deficient number, since it is larger than the sum of its proper divisors (1).

103540219 is an equidigital number, since it uses as much as digits as its factorization.

103540219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 103540219 is about 10175.4714387099. The cubic root of 103540219 is about 469.5729015776.

The spelling of 103540219 in words is "one hundred three million, five hundred forty thousand, two hundred nineteen".