200181093 has 16 divisors (see below), whose sum is σ = 321093120. Its totient is φ = 108368496.

The previous prime is 200181089. The next prime is 200181097. The reversal of 200181093 is 390181002.

It is an interprime number because it is at equal distance from previous prime (200181089) and next prime (200181097).

It is not a de Polignac number, because 200181093 - 2² = 200181089 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200181097) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 250455 + ... + 251252.

It is an arithmetic number, because the mean of its divisors is an integer number (20068320).

Almost surely, 2^200181093 is an apocalyptic number.

It is an amenable number.

200181093 is a deficient number, since it is larger than the sum of its proper divisors (120912027).

200181093 is a wasteful number, since it uses less digits than its factorization.

200181093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501736.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 200181093 is about 14148.5367794695. The cubic root of 200181093 is about 584.9800007773.

The spelling of 200181093 in words is "two hundred million, one hundred eighty-one thousand, ninety-three".