2225199979 has 2 divisors, whose sum is σ = 2225199980. Its totient is φ = 2225199978.

The previous prime is 2225199973. The next prime is 2225200013. The reversal of 2225199979 is 9799915222.

2225199979 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2225199979 - 2⁵ = 2225199947 is a prime.

It is not a weakly prime, because it can be changed into another prime (2225199973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1112599989 + 1112599990.

It is an arithmetic number, because the mean of its divisors is an integer number (1112599990).

Almost surely, 2^2225199979 is an apocalyptic number.

2225199979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2225199979 is an equidigital number, since it uses as much as digits as its factorization.

2225199979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 55.

The square root of 2225199979 is about 47172.0253858153. The cubic root of 2225199979 is about 1305.5384964164.

The spelling of 2225199979 in words is "two billion, two hundred twenty-five million, one hundred ninety-nine thousand, nine hundred seventy-nine".