403113323 has 2 divisors, whose sum is σ = 403113324. Its totient is φ = 403113322.

The previous prime is 403113317. The next prime is 403113349. The reversal of 403113323 is 323311304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 403113323 - 2⁶ = 403113259 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 403113295 and 403113304.

It is not a weakly prime, because it can be changed into another prime (403113923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201556661 + 201556662.

It is an arithmetic number, because the mean of its divisors is an integer number (201556662).

Almost surely, 2^403113323 is an apocalyptic number.

403113323 is a deficient number, since it is larger than the sum of its proper divisors (1).

403113323 is an equidigital number, since it uses as much as digits as its factorization.

403113323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 403113323 is about 20077.6822118491. The cubic root of 403113323 is about 738.7129582140.

Adding to 403113323 its reverse (323311304), we get a palindrome (726424627).

It can be divided in two parts, 40311 and 3323, that added together give a palindrome (43634).

The spelling of 403113323 in words is "four hundred three million, one hundred thirteen thousand, three hundred twenty-three".