401319283 has 2 divisors, whose sum is σ = 401319284. Its totient is φ = 401319282.

The previous prime is 401319277. The next prime is 401319307. The reversal of 401319283 is 382913104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401319283 - 2⁵ = 401319251 is a prime.

It is a super-2 number, since 2×401319283² = 322114333815268178, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401319223) 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, 200659641 + 200659642.

It is an arithmetic number, because the mean of its divisors is an integer number (200659642).

Almost surely, 2^401319283 is an apocalyptic number.

401319283 is a deficient number, since it is larger than the sum of its proper divisors (1).

401319283 is an equidigital number, since it uses as much as digits as its factorization.

401319283 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 401319283 is about 20032.9549243241. The cubic root of 401319283 is about 737.6154574769.

The spelling of 401319283 in words is "four hundred one million, three hundred nineteen thousand, two hundred eighty-three".