200414521 has 2 divisors, whose sum is σ = 200414522. Its totient is φ = 200414520.

The previous prime is 200414477. The next prime is 200414567. The reversal of 200414521 is 125414002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 152250921 + 48163600 = 12339^2 + 6940^2 .

It is a cyclic number.

It is not a de Polignac number, because 200414521 - 2⁹ = 200414009 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (200414021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100207260 + 100207261.

It is an arithmetic number, because the mean of its divisors is an integer number (100207261).

Almost surely, 2^200414521 is an apocalyptic number.

It is an amenable number.

200414521 is a deficient number, since it is larger than the sum of its proper divisors (1).

200414521 is an equidigital number, since it uses as much as digits as its factorization.

200414521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 200414521 is about 14156.7835683110. The cubic root of 200414521 is about 585.2072910896.

Adding to 200414521 its reverse (125414002), we get a palindrome (325828523).

The spelling of 200414521 in words is "two hundred million, four hundred fourteen thousand, five hundred twenty-one".