200513165 has 8 divisors (see below), whose sum is σ = 246484728. Its totient is φ = 156497920.

The previous prime is 200513129. The next prime is 200513167. The reversal of 200513165 is 561315002.

It can be written as a sum of positive squares in 4 ways, for example, as 15389929 + 185123236 = 3923^2 + 13606^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 200513165 - 2¹⁰ = 200512141 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200513165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200513167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488852 + ... + 489261.

It is an arithmetic number, because the mean of its divisors is an integer number (30810591).

Almost surely, 2^200513165 is an apocalyptic number.

It is an amenable number.

200513165 is a deficient number, since it is larger than the sum of its proper divisors (45971563).

200513165 is an equidigital number, since it uses as much as digits as its factorization.

200513165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 978159.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 200513165 is about 14160.2671231866. The cubic root of 200513165 is about 585.3032883245.

Adding to 200513165 its reverse (561315002), we get a palindrome (761828167).

The spelling of 200513165 in words is "two hundred million, five hundred thirteen thousand, one hundred sixty-five".