403201123 has 8 divisors (see below), whose sum is σ = 449190000. Its totient is φ = 359351328.

The previous prime is 403201091. The next prime is 403201133. The reversal of 403201123 is 321102304.

It is a happy number.

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 403201123 - 2⁵ = 403201091 is a prime.

It is a super-2 number, since 2×403201123² = 325142291176922258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 403201097 and 403201106.

It is not an unprimeable number, because it can be changed into a prime (403201133) 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 7 ways as a sum of consecutive naturals, for example, 534373 + ... + 535126.

It is an arithmetic number, because the mean of its divisors is an integer number (56148750).

Almost surely, 2^403201123 is an apocalyptic number.

403201123 is a deficient number, since it is larger than the sum of its proper divisors (45988877).

403201123 is a wasteful number, since it uses less digits than its factorization.

403201123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069541.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 403201123 is about 20079.8686001677. The cubic root of 403201123 is about 738.7665860533.

Adding to 403201123 its reverse (321102304), we get a palindrome (724303427).

The spelling of 403201123 in words is "four hundred three million, two hundred one thousand, one hundred twenty-three".