401043 has 8 divisors (see below), whose sum is σ = 549328. Its totient is φ = 260064.

The previous prime is 401039. The next prime is 401053. The reversal of 401043 is 340104.

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

It is not a de Polignac number, because 401043 - 2² = 401039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401053) 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, 1696 + ... + 1917.

It is an arithmetic number, because the mean of its divisors is an integer number (68666).

2⁴⁰¹⁰⁴³ is an apocalyptic number.

401043 is a deficient number, since it is larger than the sum of its proper divisors (148285).

401043 is a wasteful number, since it uses less digits than its factorization.

401043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3653.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 401043 is about 633.2795591206. The cubic root of 401043 is about 73.7446151388.

Adding to 401043 its reverse (340104), we get a palindrome (741147).

The spelling of 401043 in words is "four hundred one thousand, forty-three", and thus it is an iban number.