403321130 has 8 divisors (see below), whose sum is σ = 725978052. Its totient is φ = 161328448.

The previous prime is 403321099. The next prime is 403321133. The reversal of 403321130 is 31123304.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 388444681 + 14876449 = 19709^2 + 3857^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 403321099 and 403321108.

It is not an unprimeable number, because it can be changed into a prime (403321133) 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, 20166047 + ... + 20166066.

Almost surely, 2^403321130 is an apocalyptic number.

403321130 is a deficient number, since it is larger than the sum of its proper divisors (322656922).

403321130 is a wasteful number, since it uses less digits than its factorization.

403321130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40332120.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 403321130 is about 20082.8566195151. The cubic root of 403321130 is about 738.8398731898.

Adding to 403321130 its reverse (31123304), we get a palindrome (434444434).

The spelling of 403321130 in words is "four hundred three million, three hundred twenty-one thousand, one hundred thirty".