199582093 has 2 divisors, whose sum is σ = 199582094. Its totient is φ = 199582092.

The previous prime is 199582087. The next prime is 199582121. The reversal of 199582093 is 390285991.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106131204 + 93450889 = 10302^2 + 9667^2 .

It is a cyclic number.

It is not a de Polignac number, because 199582093 - 2¹³ = 199573901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199582043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99791046 + 99791047.

It is an arithmetic number, because the mean of its divisors is an integer number (99791047).

Almost surely, 2^199582093 is an apocalyptic number.

It is an amenable number.

199582093 is a deficient number, since it is larger than the sum of its proper divisors (1).

199582093 is an equidigital number, since it uses as much as digits as its factorization.

199582093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 174960, while the sum is 46.

The square root of 199582093 is about 14127.3526536291. The cubic root of 199582093 is about 584.3959411143.

The spelling of 199582093 in words is "one hundred ninety-nine million, five hundred eighty-two thousand, ninety-three".