200106045 has 40 divisors (see below), whose sum is σ = 363813120. Its totient is φ = 105204960.

The previous prime is 200106041. The next prime is 200106059. The reversal of 200106045 is 540601002.

It is a happy number.

It is not a de Polignac number, because 200106045 - 2² = 200106041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200106041) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 25276 + ... + 32234.

It is an arithmetic number, because the mean of its divisors is an integer number (9095328).

Almost surely, 2^200106045 is an apocalyptic number.

It is an amenable number.

200106045 is a deficient number, since it is larger than the sum of its proper divisors (163707075).

200106045 is an equidigital number, since it uses as much as digits as its factorization.

200106045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7047 (or 7038 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 200106045 is about 14145.8843838058. The cubic root of 200106045 is about 584.9068885338.

Adding to 200106045 its reverse (540601002), we get a palindrome (740707047).

The spelling of 200106045 in words is "two hundred million, one hundred six thousand, forty-five".