196396131 has 4 divisors (see below), whose sum is σ = 261861512. Its totient is φ = 130930752.

The previous prime is 196396097. The next prime is 196396163. The reversal of 196396131 is 131693691.

196396131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 196396131 - 2¹⁰ = 196395107 is a prime.

It is a super-2 number, since 2×196396131² = 77142880543538322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 196396131.

It is not an unprimeable number, because it can be changed into a prime (196396171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32732686 + ... + 32732691.

It is an arithmetic number, because the mean of its divisors is an integer number (65465378).

Almost surely, 2^196396131 is an apocalyptic number.

196396131 is a deficient number, since it is larger than the sum of its proper divisors (65465381).

196396131 is an equidigital number, since it uses as much as digits as its factorization.

196396131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65465380.

The product of its digits is 26244, while the sum is 39.

The square root of 196396131 is about 14014.1403946157. The cubic root of 196396131 is about 581.2696433644.

The spelling of 196396131 in words is "one hundred ninety-six million, three hundred ninety-six thousand, one hundred thirty-one".