403323234401 has 4 divisors (see below), whose sum is σ = 403326734532. Its totient is φ = 403319734272.

The previous prime is 403323234383. The next prime is 403323234421. The reversal of 403323234401 is 104432323304.

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

It can be written as a sum of positive squares in 2 ways, for example, as 286386592801 + 116936641600 = 535151^2 + 341960^2 .

It is a cyclic number.

It is not a de Polignac number, because 403323234401 - 2³⁰ = 402249492577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (403323234421) 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, 1571120 + ... + 1809713.

It is an arithmetic number, because the mean of its divisors is an integer number (100831683633).

Almost surely, 2^403323234401 is an apocalyptic number.

It is an amenable number.

403323234401 is a deficient number, since it is larger than the sum of its proper divisors (3500131).

403323234401 is a wasteful number, since it uses less digits than its factorization.

403323234401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500130.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 403323234401 its reverse (104432323304), we get a palindrome (507755557705).

The spelling of 403323234401 in words is "four hundred three billion, three hundred twenty-three million, two hundred thirty-four thousand, four hundred one".