200011145 has 8 divisors (see below), whose sum is σ = 241232904. Its totient is φ = 159195904.

The previous prime is 200011129. The next prime is 200011169. The reversal of 200011145 is 541110002.

It can be written as a sum of positive squares in 4 ways, for example, as 48622729 + 151388416 = 6973^2 + 12304^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 200011145 - 2⁴ = 200011129 is a prime.

It is a super-2 number, since 2×200011145² = 80008916248422050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100544 + ... + 102513.

It is an arithmetic number, because the mean of its divisors is an integer number (30154113).

Almost surely, 2^200011145 is an apocalyptic number.

It is an amenable number.

200011145 is a deficient number, since it is larger than the sum of its proper divisors (41221759).

200011145 is a wasteful number, since it uses less digits than its factorization.

200011145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203259.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 200011145 is about 14142.5296534955. The cubic root of 200011145 is about 584.8144101667.

Adding to 200011145 its reverse (541110002), we get a palindrome (741121147).

The spelling of 200011145 in words is "two hundred million, eleven thousand, one hundred forty-five".