403204430401 has 4 divisors (see below), whose sum is σ = 403614608832. Its totient is φ = 402794251972.

The previous prime is 403204430393. The next prime is 403204430411. The reversal of 403204430401 is 104034402304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 403204430401 - 2³ = 403204430393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403204430411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205087741 + ... + 205089706.

It is an arithmetic number, because the mean of its divisors is an integer number (100903652208).

Almost surely, 2^403204430401 is an apocalyptic number.

It is an amenable number.

403204430401 is a deficient number, since it is larger than the sum of its proper divisors (410178431).

403204430401 is an equidigital number, since it uses as much as digits as its factorization.

403204430401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410178430.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 403204430401 its reverse (104034402304), we get a palindrome (507238832705).

The spelling of 403204430401 in words is "four hundred three billion, two hundred four million, four hundred thirty thousand, four hundred one".