431412203 has 2 divisors, whose sum is σ = 431412204. Its totient is φ = 431412202.

The previous prime is 431412197. The next prime is 431412227. The reversal of 431412203 is 302214134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 431412203 - 2¹⁸ = 431150059 is a prime.

It is a super-2 number, since 2×431412203² = 372232977794626418, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (431412283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215706101 + 215706102.

It is an arithmetic number, because the mean of its divisors is an integer number (215706102).

Almost surely, 2^431412203 is an apocalyptic number.

431412203 is a deficient number, since it is larger than the sum of its proper divisors (1).

431412203 is an equidigital number, since it uses as much as digits as its factorization.

431412203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 431412203 is about 20770.4646794433. The cubic root of 431412203 is about 755.6096142173.

Adding to 431412203 its reverse (302214134), we get a palindrome (733626337).

The spelling of 431412203 in words is "four hundred thirty-one million, four hundred twelve thousand, two hundred three".