195941245 has 8 divisors (see below), whose sum is σ = 235736280. Its totient is φ = 156348480.

The previous prime is 195941227. The next prime is 195941257. The reversal of 195941245 is 542149591.

It can be written as a sum of positive squares in 4 ways, for example, as 4782969 + 191158276 = 2187^2 + 13826^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 195941245 - 2¹⁵ = 195908477 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 195941198 and 195941207.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 48426 + ... + 52315.

It is an arithmetic number, because the mean of its divisors is an integer number (29467035).

Almost surely, 2^195941245 is an apocalyptic number.

It is an amenable number.

195941245 is a deficient number, since it is larger than the sum of its proper divisors (39795035).

195941245 is a wasteful number, since it uses less digits than its factorization.

195941245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101135.

The product of its digits is 64800, while the sum is 40.

The square root of 195941245 is about 13997.9014498603. The cubic root of 195941245 is about 580.8205241532.

The spelling of 195941245 in words is "one hundred ninety-five million, nine hundred forty-one thousand, two hundred forty-five".