200641061 has 4 divisors (see below), whose sum is σ = 201165312. Its totient is φ = 200116812.

The previous prime is 200641039. The next prime is 200641087. The reversal of 200641061 is 160146002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 160146002 = 2 ⋅80073001.

It is a cyclic number.

It is not a de Polignac number, because 200641061 - 2⁶ = 200640997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200641031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261551 + ... + 262316.

It is an arithmetic number, because the mean of its divisors is an integer number (50291328).

Almost surely, 2^200641061 is an apocalyptic number.

It is an amenable number.

200641061 is a deficient number, since it is larger than the sum of its proper divisors (524251).

200641061 is an equidigital number, since it uses as much as digits as its factorization.

200641061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524250.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 200641061 is about 14164.7824197903. The cubic root of 200641061 is about 585.4277058228.

Adding to 200641061 its reverse (160146002), we get a palindrome (360787063).

The spelling of 200641061 in words is "two hundred million, six hundred forty-one thousand, sixty-one".