190609343 has 2 divisors, whose sum is σ = 190609344. Its totient is φ = 190609342.

The previous prime is 190609339. The next prime is 190609357. The reversal of 190609343 is 343906091.

It is a weak prime.

It is an emirp because it is prime and its reverse (343906091) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 190609343 - 2² = 190609339 is a prime.

It is equal to p_10587374 and since 190609343 and 10587374 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (190609313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95304671 + 95304672.

It is an arithmetic number, because the mean of its divisors is an integer number (95304672).

Almost surely, 2^190609343 is an apocalyptic number.

190609343 is a deficient number, since it is larger than the sum of its proper divisors (1).

190609343 is an equidigital number, since it uses as much as digits as its factorization.

190609343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 190609343 is about 13806.1342525705. The cubic root of 190609343 is about 575.5036222822.

The spelling of 190609343 in words is "one hundred ninety million, six hundred nine thousand, three hundred forty-three".