2445243419 has 2 divisors, whose sum is σ = 2445243420. Its totient is φ = 2445243418.

The previous prime is 2445243407. The next prime is 2445243421. The reversal of 2445243419 is 9143425442.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2445243419 is a prime.

It is a super-2 number, since 2×2445243419² = 11958430756325619122, which contains 22 as substring.

Together with 2445243421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2445243439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222621709 + 1222621710.

It is an arithmetic number, because the mean of its divisors is an integer number (1222621710).

Almost surely, 2^2445243419 is an apocalyptic number.

2445243419 is a deficient number, since it is larger than the sum of its proper divisors (1).

2445243419 is an equidigital number, since it uses as much as digits as its factorization.

2445243419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138240, while the sum is 38.

The square root of 2445243419 is about 49449.4026151985. The cubic root of 2445243419 is about 1347.2267567026.

The spelling of 2445243419 in words is "two billion, four hundred forty-five million, two hundred forty-three thousand, four hundred nineteen".