1000200995 has 4 divisors (see below), whose sum is σ = 1200241200. Its totient is φ = 800160792.

The previous prime is 1000200973. The next prime is 1000200997. The reversal of 1000200995 is 5990020001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000200995 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1000200997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100020095 + ... + 100020104.

It is an arithmetic number, because the mean of its divisors is an integer number (300060300).

Almost surely, 2^1000200995 is an apocalyptic number.

1000200995 is a deficient number, since it is larger than the sum of its proper divisors (200040205).

1000200995 is an equidigital number, since it uses as much as digits as its factorization.

1000200995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200040204.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 1000200995 is about 31625.9544520003. The cubic root of 1000200995 is about 1000.0669938451.

Adding to 1000200995 its reverse (5990020001), we get a palindrome (6990220996).

The spelling of 1000200995 in words is "one billion, two hundred thousand, nine hundred ninety-five".