2219425843 has 2 divisors, whose sum is σ = 2219425844. Its totient is φ = 2219425842.

The previous prime is 2219425807. The next prime is 2219425847. The reversal of 2219425843 is 3485249122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2219425843 - 2²¹ = 2217328691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2219425796 and 2219425805.

It is not a weakly prime, because it can be changed into another prime (2219425847) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1109712921 + 1109712922.

It is an arithmetic number, because the mean of its divisors is an integer number (1109712922).

Almost surely, 2^2219425843 is an apocalyptic number.

2219425843 is a deficient number, since it is larger than the sum of its proper divisors (1).

2219425843 is an equidigital number, since it uses as much as digits as its factorization.

2219425843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 40.

The square root of 2219425843 is about 47110.7826617219. The cubic root of 2219425843 is about 1304.4082779032.

The spelling of 2219425843 in words is "two billion, two hundred nineteen million, four hundred twenty-five thousand, eight hundred forty-three".