195933071 has 2 divisors, whose sum is σ = 195933072. Its totient is φ = 195933070.

The previous prime is 195933061. The next prime is 195933079. The reversal of 195933071 is 170339591.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-195933071 is a prime.

It is a super-2 number, since 2×195933071² = 76779536622982082, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (195933079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97966535 + 97966536.

It is an arithmetic number, because the mean of its divisors is an integer number (97966536).

Almost surely, 2^195933071 is an apocalyptic number.

195933071 is a deficient number, since it is larger than the sum of its proper divisors (1).

195933071 is an equidigital number, since it uses as much as digits as its factorization.

195933071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25515, while the sum is 38.

The square root of 195933071 is about 13997.6094744781. The cubic root of 195933071 is about 580.8124474242.

The spelling of 195933071 in words is "one hundred ninety-five million, nine hundred thirty-three thousand, seventy-one".