195603801229 has 2 divisors, whose sum is σ = 195603801230. Its totient is φ = 195603801228.

The previous prime is 195603801203. The next prime is 195603801241. The reversal of 195603801229 is 922108306591.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 152254479204 + 43349322025 = 390198^2 + 208205^2 .

It is a cyclic number.

It is not a de Polignac number, because 195603801229 - 2²⁵ = 195570246797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195603807229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97801900614 + 97801900615.

It is an arithmetic number, because the mean of its divisors is an integer number (97801900615).

Almost surely, 2^195603801229 is an apocalyptic number.

It is an amenable number.

195603801229 is a deficient number, since it is larger than the sum of its proper divisors (1).

195603801229 is an equidigital number, since it uses as much as digits as its factorization.

195603801229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 195603801229 in words is "one hundred ninety-five billion, six hundred three million, eight hundred one thousand, two hundred twenty-nine".