201040995 has 32 divisors (see below), whose sum is σ = 340116480. Its totient is φ = 101122560.

The previous prime is 201040991. The next prime is 201041041. The reversal of 201040995 is 599040102.

It is a happy number.

It is not a de Polignac number, because 201040995 - 2² = 201040991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201040991) 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 31 ways as a sum of consecutive naturals, for example, 67222 + ... + 70148.

It is an arithmetic number, because the mean of its divisors is an integer number (10628640).

Almost surely, 2^201040995 is an apocalyptic number.

201040995 is a deficient number, since it is larger than the sum of its proper divisors (139075485).

201040995 is a wasteful number, since it uses less digits than its factorization.

201040995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3195.

The product of its (nonzero) digits is 3240, while the sum is 30.

The square root of 201040995 is about 14178.8925872227. The cubic root of 201040995 is about 585.8164216238.

The spelling of 201040995 in words is "two hundred one million, forty thousand, nine hundred ninety-five".