190782043 has 2 divisors, whose sum is σ = 190782044. Its totient is φ = 190782042.

The previous prime is 190782019. The next prime is 190782131. The reversal of 190782043 is 340287091.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-190782043 is a prime.

It is not a weakly prime, because it can be changed into another prime (190782343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95391021 + 95391022.

It is an arithmetic number, because the mean of its divisors is an integer number (95391022).

Almost surely, 2^190782043 is an apocalyptic number.

190782043 is a deficient number, since it is larger than the sum of its proper divisors (1).

190782043 is an equidigital number, since it uses as much as digits as its factorization.

190782043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 190782043 is about 13812.3873027077. The cubic root of 190782043 is about 575.6773798958.

The spelling of 190782043 in words is "one hundred ninety million, seven hundred eighty-two thousand, forty-three".