190533019 has 2 divisors, whose sum is σ = 190533020. Its totient is φ = 190533018.

The previous prime is 190533011. The next prime is 190533023. The reversal of 190533019 is 910335091.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 190533019 - 2³ = 190533011 is a prime.

It is a super-2 number, since 2×190533019² = 72605662658508722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (190533011) 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, 95266509 + 95266510.

It is an arithmetic number, because the mean of its divisors is an integer number (95266510).

Almost surely, 2^190533019 is an apocalyptic number.

190533019 is a deficient number, since it is larger than the sum of its proper divisors (1).

190533019 is an equidigital number, since it uses as much as digits as its factorization.

190533019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 190533019 is about 13803.3698421798. The cubic root of 190533019 is about 575.4267974322.

The spelling of 190533019 in words is "one hundred ninety million, five hundred thirty-three thousand, nineteen".