190609339 has 2 divisors, whose sum is σ = 190609340. Its totient is φ = 190609338.

The previous prime is 190609337. The next prime is 190609343. The reversal of 190609339 is 933906091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 190609339 - 2¹ = 190609337 is a prime.

It is a super-2 number, since 2×190609339² = 72663840228033842, which contains 22 as substring.

Together with 190609337, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (190609337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95304669 + 95304670.

It is an arithmetic number, because the mean of its divisors is an integer number (95304670).

Almost surely, 2^190609339 is an apocalyptic number.

190609339 is a deficient number, since it is larger than the sum of its proper divisors (1).

190609339 is an equidigital number, since it uses as much as digits as its factorization.

190609339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 39366, while the sum is 40.

The square root of 190609339 is about 13806.1341077073. The cubic root of 190609339 is about 575.5036182565.

The spelling of 190609339 in words is "one hundred ninety million, six hundred nine thousand, three hundred thirty-nine".