3543820879 has 2 divisors, whose sum is σ = 3543820880. Its totient is φ = 3543820878.

The previous prime is 3543820873. The next prime is 3543820913. The reversal of 3543820879 is 9780283453.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3543820879 - 2⁷ = 3543820751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3543820873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1771910439 + 1771910440.

It is an arithmetic number, because the mean of its divisors is an integer number (1771910440).

Almost surely, 2^3543820879 is an apocalyptic number.

3543820879 is a deficient number, since it is larger than the sum of its proper divisors (1).

3543820879 is an equidigital number, since it uses as much as digits as its factorization.

3543820879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The square root of 3543820879 is about 59529.9998236183. Note that the first 3 decimals coincide. The cubic root of 3543820879 is about 1524.6046996917.

The spelling of 3543820879 in words is "three billion, five hundred forty-three million, eight hundred twenty thousand, eight hundred seventy-nine".