113240219 has 2 divisors, whose sum is σ = 113240220. Its totient is φ = 113240218.

The previous prime is 113240203. The next prime is 113240221. The reversal of 113240219 is 912042311.

It is a strong prime.

It is an emirp because it is prime and its reverse (912042311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 113240219 - 2⁴ = 113240203 is a prime.

It is a super-2 number, since 2×113240219² = 25646694398335922, which contains 22 as substring.

Together with 113240221, 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 = 113240194 and 113240203.

It is not a weakly prime, because it can be changed into another prime (113240269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56620109 + 56620110.

It is an arithmetic number, because the mean of its divisors is an integer number (56620110).

Almost surely, 2^113240219 is an apocalyptic number.

113240219 is a deficient number, since it is larger than the sum of its proper divisors (1).

113240219 is an equidigital number, since it uses as much as digits as its factorization.

113240219 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 113240219 is about 10641.4387655053. The cubic root of 113240219 is about 483.8011542875.

The spelling of 113240219 in words is "one hundred thirteen million, two hundred forty thousand, two hundred nineteen".