431123552 has 12 divisors (see below), whose sum is σ = 848774556. Its totient is φ = 215561760.

The previous prime is 431123551. The next prime is 431123579. The reversal of 431123552 is 255321134.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431123551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6736274 + ... + 6736337.

It is an arithmetic number, because the mean of its divisors is an integer number (70731213).

Almost surely, 2^431123552 is an apocalyptic number.

It is an amenable number.

431123552 is a deficient number, since it is larger than the sum of its proper divisors (417651004).

431123552 is a wasteful number, since it uses less digits than its factorization.

431123552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13472621 (or 13472613 counting only the distinct ones).

The product of its digits is 3600, while the sum is 26.

The square root of 431123552 is about 20763.5149240200. The cubic root of 431123552 is about 755.4410545186.

Adding to 431123552 its reverse (255321134), we get a palindrome (686444686).

It can be divided in two parts, 43112 and 3552, that added together give a palindrome (46664).

The spelling of 431123552 in words is "four hundred thirty-one million, one hundred twenty-three thousand, five hundred fifty-two".