201798379 has 2 divisors, whose sum is σ = 201798380. Its totient is φ = 201798378.

The previous prime is 201798367. The next prime is 201798383. The reversal of 201798379 is 973897102.

It is a happy number.

201798379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201798379 - 2⁹ = 201797867 is a prime.

It is not a weakly prime, because it can be changed into another prime (201792379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100899189 + 100899190.

It is an arithmetic number, because the mean of its divisors is an integer number (100899190).

Almost surely, 2^201798379 is an apocalyptic number.

201798379 is a deficient number, since it is larger than the sum of its proper divisors (1).

201798379 is an equidigital number, since it uses as much as digits as its factorization.

201798379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 201798379 is about 14205.5756307163. The cubic root of 201798379 is about 586.5511506735.

The spelling of 201798379 in words is "two hundred one million, seven hundred ninety-eight thousand, three hundred seventy-nine".