131673203 has 2 divisors, whose sum is σ = 131673204. Its totient is φ = 131673202.

The previous prime is 131673187. The next prime is 131673257. The reversal of 131673203 is 302376131.

It is a weak prime.

It is an emirp because it is prime and its reverse (302376131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 131673203 - 2⁴ = 131673187 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (131673403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65836601 + 65836602.

It is an arithmetic number, because the mean of its divisors is an integer number (65836602).

Almost surely, 2^131673203 is an apocalyptic number.

131673203 is a deficient number, since it is larger than the sum of its proper divisors (1).

131673203 is an equidigital number, since it uses as much as digits as its factorization.

131673203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 131673203 is about 11474.8944657456. The cubic root of 131673203 is about 508.7438044349.

The spelling of 131673203 in words is "one hundred thirty-one million, six hundred seventy-three thousand, two hundred three".