200931043 has 2 divisors, whose sum is σ = 200931044. Its totient is φ = 200931042.

The previous prime is 200931001. The next prime is 200931089. The reversal of 200931043 is 340139002.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200931043 is a prime.

It is not a weakly prime, because it can be changed into another prime (200931443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100465521 + 100465522.

It is an arithmetic number, because the mean of its divisors is an integer number (100465522).

Almost surely, 2^200931043 is an apocalyptic number.

200931043 is a deficient number, since it is larger than the sum of its proper divisors (1).

200931043 is an equidigital number, since it uses as much as digits as its factorization.

200931043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 200931043 is about 14175.0147442604. The cubic root of 200931043 is about 585.7096052117.

The spelling of 200931043 in words is "two hundred million, nine hundred thirty-one thousand, forty-three".