195901159 has 8 divisors (see below), whose sum is σ = 198129152. Its totient is φ = 193679640.

The previous prime is 195901129. The next prime is 195901169. The reversal of 195901159 is 951109591.

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

It is a cyclic number.

It is not a de Polignac number, because 195901159 - 2¹³ = 195892967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195901129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83614 + ... + 85924.

It is an arithmetic number, because the mean of its divisors is an integer number (24766144).

Almost surely, 2^195901159 is an apocalyptic number.

195901159 is a deficient number, since it is larger than the sum of its proper divisors (2227993).

195901159 is a wasteful number, since it uses less digits than its factorization.

195901159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3237.

The product of its (nonzero) digits is 18225, while the sum is 40.

The square root of 195901159 is about 13996.4695191323. The cubic root of 195901159 is about 580.7809130281.

The spelling of 195901159 in words is "one hundred ninety-five million, nine hundred one thousand, one hundred fifty-nine".