200424137 has 2 divisors, whose sum is σ = 200424138. Its totient is φ = 200424136.

The previous prime is 200424127. The next prime is 200424143. The reversal of 200424137 is 731424002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148742416 + 51681721 = 12196^2 + 7189^2 .

It is a cyclic number.

It is not a de Polignac number, because 200424137 - 2⁶ = 200424073 is a prime.

It is not a weakly prime, because it can be changed into another prime (200424127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100212068 + 100212069.

It is an arithmetic number, because the mean of its divisors is an integer number (100212069).

Almost surely, 2^200424137 is an apocalyptic number.

It is an amenable number.

200424137 is a deficient number, since it is larger than the sum of its proper divisors (1).

200424137 is an equidigital number, since it uses as much as digits as its factorization.

200424137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 200424137 is about 14157.1231894054. The cubic root of 200424137 is about 585.2166504635.

Adding to 200424137 its reverse (731424002), we get a palindrome (931848139).

The spelling of 200424137 in words is "two hundred million, four hundred twenty-four thousand, one hundred thirty-seven".