196869151 has 8 divisors (see below), whose sum is σ = 198974160. Its totient is φ = 194769792.

The previous prime is 196869149. The next prime is 196869161. The reversal of 196869151 is 151968691.

It is a happy number.

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 196869151 - 2¹ = 196869149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196869131) 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, 125991 + ... + 127543.

It is an arithmetic number, because the mean of its divisors is an integer number (24871770).

Almost surely, 2^196869151 is an apocalyptic number.

196869151 is a deficient number, since it is larger than the sum of its proper divisors (2105009).

196869151 is a wasteful number, since it uses less digits than its factorization.

196869151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2825.

The product of its digits is 116640, while the sum is 46.

The square root of 196869151 is about 14031.0067707203. The cubic root of 196869151 is about 581.7359317776.

The spelling of 196869151 in words is "one hundred ninety-six million, eight hundred sixty-nine thousand, one hundred fifty-one".