431113043 has 4 divisors (see below), whose sum is σ = 445979040. Its totient is φ = 416247048.

The previous prime is 431113037. The next prime is 431113049. The reversal of 431113043 is 340311134.

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

It is an interprime number because it is at equal distance from previous prime (431113037) and next prime (431113049).

It is a cyclic number.

It is not a de Polignac number, because 431113043 - 2²⁴ = 414335827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (431113049) 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, 7432955 + ... + 7433012.

It is an arithmetic number, because the mean of its divisors is an integer number (111494760).

Almost surely, 2^431113043 is an apocalyptic number.

431113043 is a deficient number, since it is larger than the sum of its proper divisors (14865997).

431113043 is a wasteful number, since it uses less digits than its factorization.

431113043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14865996.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 431113043 is about 20763.2618583882. The cubic root of 431113043 is about 755.4349162978.

Adding to 431113043 its reverse (340311134), we get a palindrome (771424177).

The spelling of 431113043 in words is "four hundred thirty-one million, one hundred thirteen thousand, forty-three".