401108219 has 2 divisors, whose sum is σ = 401108220. Its totient is φ = 401108218.

The previous prime is 401108173. The next prime is 401108237. The reversal of 401108219 is 912801104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 401108219 - 2¹⁶ = 401042683 is a prime.

It is a super-2 number, since 2×401108219² = 321775606698703922, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (401108419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200554109 + 200554110.

It is an arithmetic number, because the mean of its divisors is an integer number (200554110).

Almost surely, 2^401108219 is an apocalyptic number.

401108219 is a deficient number, since it is larger than the sum of its proper divisors (1).

401108219 is an equidigital number, since it uses as much as digits as its factorization.

401108219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 401108219 is about 20027.6863117036. The cubic root of 401108219 is about 737.4861245690.

The spelling of 401108219 in words is "four hundred one million, one hundred eight thousand, two hundred nineteen".