672431203 has 2 divisors, whose sum is σ = 672431204. Its totient is φ = 672431202.

The previous prime is 672431183. The next prime is 672431231. The reversal of 672431203 is 302134276.

It is an a-pointer prime, because the next prime (672431231) can be obtained adding 672431203 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672431203 - 2²⁹ = 135560291 is a prime.

It is not a weakly prime, because it can be changed into another prime (672431233) 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, 336215601 + 336215602.

It is an arithmetic number, because the mean of its divisors is an integer number (336215602).

Almost surely, 2^672431203 is an apocalyptic number.

672431203 is a deficient number, since it is larger than the sum of its proper divisors (1).

672431203 is an equidigital number, since it uses as much as digits as its factorization.

672431203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 672431203 is about 25931.2784682900. The cubic root of 672431203 is about 876.0911353200.

Adding to 672431203 its reverse (302134276), we get a palindrome (974565479).

The spelling of 672431203 in words is "six hundred seventy-two million, four hundred thirty-one thousand, two hundred three".