403230431215 has 32 divisors (see below), whose sum is σ = 507526096896. Its totient is φ = 307163767680.

The previous prime is 403230431209. The next prime is 403230431237. The reversal of 403230431215 is 512134032304.

It is a happy number.

It is not a de Polignac number, because 403230431215 - 2²³ = 403222042607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9147969 + ... + 9191941.

It is an arithmetic number, because the mean of its divisors is an integer number (15860190528).

Almost surely, 2^403230431215 is an apocalyptic number.

403230431215 is a deficient number, since it is larger than the sum of its proper divisors (104295665681).

403230431215 is a wasteful number, since it uses less digits than its factorization.

403230431215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44959.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 403230431215 its reverse (512134032304), we get a palindrome (915364463519).

The spelling of 403230431215 in words is "four hundred three billion, two hundred thirty million, four hundred thirty-one thousand, two hundred fifteen".