401243327 has 2 divisors, whose sum is σ = 401243328. Its totient is φ = 401243326.

The previous prime is 401243309. The next prime is 401243383. The reversal of 401243327 is 723342104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401243327 - 2⁸ = 401243071 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 401243296 and 401243305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401240327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200621663 + 200621664.

It is an arithmetic number, because the mean of its divisors is an integer number (200621664).

Almost surely, 2^401243327 is an apocalyptic number.

401243327 is a deficient number, since it is larger than the sum of its proper divisors (1).

401243327 is an equidigital number, since it uses as much as digits as its factorization.

401243327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 401243327 is about 20031.0590583723. The cubic root of 401243327 is about 737.5689194235.

The spelling of 401243327 in words is "four hundred one million, two hundred forty-three thousand, three hundred twenty-seven".