190196843 has 2 divisors, whose sum is σ = 190196844. Its totient is φ = 190196842.

The previous prime is 190196789. The next prime is 190196857. The reversal of 190196843 is 348691091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 190196843 - 2⁶ = 190196779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 190196843.

It is not a weakly prime, because it can be changed into another prime (190196893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95098421 + 95098422.

It is an arithmetic number, because the mean of its divisors is an integer number (95098422).

Almost surely, 2^190196843 is an apocalyptic number.

190196843 is a deficient number, since it is larger than the sum of its proper divisors (1).

190196843 is an equidigital number, since it uses as much as digits as its factorization.

190196843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 41.

The square root of 190196843 is about 13791.1871497707. The cubic root of 190196843 is about 575.0881709782.

The spelling of 190196843 in words is "one hundred ninety million, one hundred ninety-six thousand, eight hundred forty-three".