1103240219 has 2 divisors, whose sum is σ = 1103240220. Its totient is φ = 1103240218.

The previous prime is 1103240213. The next prime is 1103240221. The reversal of 1103240219 is 9120423011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1103240219 is a prime.

It is a super-2 number, since 2×1103240219² = 2434277961638335922, which contains 22 as substring.

Together with 1103240221, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103240194 and 1103240203.

It is not a weakly prime, because it can be changed into another prime (1103240213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551620109 + 551620110.

It is an arithmetic number, because the mean of its divisors is an integer number (551620110).

Almost surely, 2^1103240219 is an apocalyptic number.

1103240219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1103240219 is an equidigital number, since it uses as much as digits as its factorization.

1103240219 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 1103240219 is about 33215.0601233838. The cubic root of 1103240219 is about 1033.2927017553.

The spelling of 1103240219 in words is "one billion, one hundred three million, two hundred forty thousand, two hundred nineteen".