195609433 has 2 divisors, whose sum is σ = 195609434. Its totient is φ = 195609432.

The previous prime is 195609383. The next prime is 195609461. The reversal of 195609433 is 334906591.

195609433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 193682889 + 1926544 = 13917^2 + 1388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195609433 is a prime.

It is not a weakly prime, because it can be changed into another prime (195603433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97804716 + 97804717.

It is an arithmetic number, because the mean of its divisors is an integer number (97804717).

Almost surely, 2^195609433 is an apocalyptic number.

It is an amenable number.

195609433 is a deficient number, since it is larger than the sum of its proper divisors (1).

195609433 is an equidigital number, since it uses as much as digits as its factorization.

195609433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 40.

The square root of 195609433 is about 13986.0442227243. The cubic root of 195609433 is about 580.4924800504.

The spelling of 195609433 in words is "one hundred ninety-five million, six hundred nine thousand, four hundred thirty-three".