423200137 has 2 divisors, whose sum is σ = 423200138. Its totient is φ = 423200136.

The previous prime is 423200131. The next prime is 423200149. The reversal of 423200137 is 731002324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 342398016 + 80802121 = 18504^2 + 8989^2 .

It is a cyclic number.

It is not a de Polignac number, because 423200137 - 2¹¹ = 423198089 is a prime.

It is not a weakly prime, because it can be changed into another prime (423200131) 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, 211600068 + 211600069.

It is an arithmetic number, because the mean of its divisors is an integer number (211600069).

Almost surely, 2^423200137 is an apocalyptic number.

It is an amenable number.

423200137 is a deficient number, since it is larger than the sum of its proper divisors (1).

423200137 is an equidigital number, since it uses as much as digits as its factorization.

423200137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 423200137 is about 20571.8287227947. The cubic root of 423200137 is about 750.7844456111.

The spelling of 423200137 in words is "four hundred twenty-three million, two hundred thousand, one hundred thirty-seven".