431141143 has 4 divisors (see below), whose sum is σ = 438448680. Its totient is φ = 423833608.

The previous prime is 431141129. The next prime is 431141147. The reversal of 431141143 is 341141134.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 431141143 - 2⁹ = 431140631 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 (431141147) 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, 3653680 + ... + 3653797.

It is an arithmetic number, because the mean of its divisors is an integer number (109612170).

Almost surely, 2^431141143 is an apocalyptic number.

431141143 is a deficient number, since it is larger than the sum of its proper divisors (7307537).

431141143 is an equidigital number, since it uses as much as digits as its factorization.

431141143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7307536.

The product of its digits is 576, while the sum is 22.

The square root of 431141143 is about 20763.9385233149. The cubic root of 431141143 is about 755.4513290542.

Adding to 431141143 its reverse (341141134), we get a palindrome (772282277).

Subtracting from 431141143 its reverse (341141134), we obtain a palindrome (90000009).

It can be divided in two parts, 4311 and 41143, that added together give a palindrome (45454).

The spelling of 431141143 in words is "four hundred thirty-one million, one hundred forty-one thousand, one hundred forty-three".