401244163 has 8 divisors (see below), whose sum is σ = 411536160. Its totient is φ = 390976320.

The previous prime is 401244143. The next prime is 401244197. The reversal of 401244163 is 361442104.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401244163 - 2¹³ = 401235971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401244143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30378 + ... + 41536.

It is an arithmetic number, because the mean of its divisors is an integer number (51442020).

Almost surely, 2^401244163 is an apocalyptic number.

401244163 is a deficient number, since it is larger than the sum of its proper divisors (10291997).

401244163 is a wasteful number, since it uses less digits than its factorization.

401244163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12077.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 401244163 is about 20031.0799259551. The cubic root of 401244163 is about 737.5694316706.

Adding to 401244163 its reverse (361442104), we get a palindrome (762686267).

The spelling of 401244163 in words is "four hundred one million, two hundred forty-four thousand, one hundred sixty-three".