200411391 has 16 divisors (see below), whose sum is σ = 273093120. Its totient is φ = 130684320.

The previous prime is 200411389. The next prime is 200411399. The reversal of 200411391 is 193114002.

It is not a de Polignac number, because 200411391 - 2¹ = 200411389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200411399) 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 15 ways as a sum of consecutive naturals, for example, 55326 + ... + 58836.

It is an arithmetic number, because the mean of its divisors is an integer number (17068320).

Almost surely, 2^200411391 is an apocalyptic number.

200411391 is a deficient number, since it is larger than the sum of its proper divisors (72681729).

200411391 is a wasteful number, since it uses less digits than its factorization.

200411391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3926.

The product of its (nonzero) digits is 216, while the sum is 21.

The square root of 200411391 is about 14156.6730201697. The cubic root of 200411391 is about 585.2042445566.

Adding to 200411391 its reverse (193114002), we get a palindrome (393525393).

The spelling of 200411391 in words is "two hundred million, four hundred eleven thousand, three hundred ninety-one".