190194299 has 2 divisors, whose sum is σ = 190194300. Its totient is φ = 190194298.

The previous prime is 190194293. The next prime is 190194343. The reversal of 190194299 is 992491091.

It is an a-pointer prime, because the next prime (190194343) can be obtained adding 190194299 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-190194299 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (190194293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95097149 + 95097150.

It is an arithmetic number, because the mean of its divisors is an integer number (95097150).

Almost surely, 2^190194299 is an apocalyptic number.

190194299 is a deficient number, since it is larger than the sum of its proper divisors (1).

190194299 is an equidigital number, since it uses as much as digits as its factorization.

190194299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52488, while the sum is 44.

The square root of 190194299 is about 13791.0949166482. The cubic root of 190194299 is about 575.0856069138.

The spelling of 190194299 in words is "one hundred ninety million, one hundred ninety-four thousand, two hundred ninety-nine".