401203 has 4 divisors (see below), whose sum is σ = 437688. Its totient is φ = 364720.

The previous prime is 401201. The next prime is 401209. The reversal of 401203 is 302104.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 401203 - 2¹ = 401201 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 401203.

It is not an unprimeable number, because it can be changed into a prime (401201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18226 + ... + 18247.

It is an arithmetic number, because the mean of its divisors is an integer number (109422).

2⁴⁰¹²⁰³ is an apocalyptic number.

401203 is a deficient number, since it is larger than the sum of its proper divisors (36485).

401203 is a wasteful number, since it uses less digits than its factorization.

401203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36484.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 401203 is about 633.4058730388. The cubic root of 401203 is about 73.7544208783.

Adding to 401203 its reverse (302104), we get a palindrome (703307).

Subtracting from 401203 its reverse (302104), we obtain a palindrome (99099).

The spelling of 401203 in words is "four hundred one thousand, two hundred three", and thus it is an iban number.