403315423 has 12 divisors (see below), whose sum is σ = 469715112. Its totient is φ = 345292080.

The previous prime is 403315399. The next prime is 403315439. The reversal of 403315423 is 324513304.

It is not a de Polignac number, because 403315423 - 2⁵ = 403315391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (403315453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41736 + ... + 50482.

It is an arithmetic number, because the mean of its divisors is an integer number (39142926).

Almost surely, 2^403315423 is an apocalyptic number.

403315423 is a deficient number, since it is larger than the sum of its proper divisors (66399689).

403315423 is an equidigital number, since it uses as much as digits as its factorization.

403315423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9702 (or 9695 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 403315423 is about 20082.7145326522. The cubic root of 403315423 is about 738.8363883083.

Adding to 403315423 its reverse (324513304), we get a palindrome (727828727).

It can be divided in two parts, 40331 and 5423, that added together give a palindrome (45754).

The spelling of 403315423 in words is "four hundred three million, three hundred fifteen thousand, four hundred twenty-three".