431133204133 has 4 divisors (see below), whose sum is σ = 431136403168. Its totient is φ = 431130005100.

The previous prime is 431133204077. The next prime is 431133204143. The reversal of 431133204133 is 331402331134.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 431133204133 - 2⁹ = 431133203621 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 (431133204143) 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, 1388043 + ... + 1670008.

It is an arithmetic number, because the mean of its divisors is an integer number (107784100792).

Almost surely, 2^431133204133 is an apocalyptic number.

It is an amenable number.

431133204133 is a deficient number, since it is larger than the sum of its proper divisors (3199035).

431133204133 is a wasteful number, since it uses less digits than its factorization.

431133204133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3199034.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 431133204133 its reverse (331402331134), we get a palindrome (762535535267).

The spelling of 431133204133 in words is "four hundred thirty-one billion, one hundred thirty-three million, two hundred four thousand, one hundred thirty-three".