200934191 has 2 divisors, whose sum is σ = 200934192. Its totient is φ = 200934190.

The previous prime is 200934131. The next prime is 200934211. The reversal of 200934191 is 191439002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200934191 - 2¹⁸ = 200672047 is a prime.

It is a super-2 number, since 2×200934191² = 80749098225648962, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200934131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100467095 + 100467096.

It is an arithmetic number, because the mean of its divisors is an integer number (100467096).

Almost surely, 2^200934191 is an apocalyptic number.

200934191 is a deficient number, since it is larger than the sum of its proper divisors (1).

200934191 is an equidigital number, since it uses as much as digits as its factorization.

200934191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 200934191 is about 14175.1257842744. The cubic root of 200934191 is about 585.7126639795.

The spelling of 200934191 in words is "two hundred million, nine hundred thirty-four thousand, one hundred ninety-one".