195946501 has 2 divisors, whose sum is σ = 195946502. Its totient is φ = 195946500.

The previous prime is 195946489. The next prime is 195946511. The reversal of 195946501 is 105649591.

195946501 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., 118048225 + 77898276 = 10865^2 + 8826^2 .

It is a cyclic number.

It is not a de Polignac number, because 195946501 - 2⁵ = 195946469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195946511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97973250 + 97973251.

It is an arithmetic number, because the mean of its divisors is an integer number (97973251).

Almost surely, 2^195946501 is an apocalyptic number.

It is an amenable number.

195946501 is a deficient number, since it is larger than the sum of its proper divisors (1).

195946501 is an equidigital number, since it uses as much as digits as its factorization.

195946501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 195946501 is about 13998.0891910289. The cubic root of 195946501 is about 580.8257174878.

The spelling of 195946501 in words is "one hundred ninety-five million, nine hundred forty-six thousand, five hundred one".