196511113 has 4 divisors (see below), whose sum is σ = 196606228. Its totient is φ = 196416000.

The previous prime is 196511101. The next prime is 196511191. The reversal of 196511113 is 311115691.

196511113 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 can be written as a sum of positive squares in 2 ways, for example, as 63154809 + 133356304 = 7947^2 + 11548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196511113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196511213) 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, 44388 + ... + 48613.

It is an arithmetic number, because the mean of its divisors is an integer number (49151557).

Almost surely, 2^196511113 is an apocalyptic number.

It is an amenable number.

196511113 is a deficient number, since it is larger than the sum of its proper divisors (95115).

196511113 is an equidigital number, since it uses as much as digits as its factorization.

196511113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95114.

The product of its digits is 810, while the sum is 28.

The square root of 196511113 is about 14018.2421508547. The cubic root of 196511113 is about 581.3830578647.

The spelling of 196511113 in words is "one hundred ninety-six million, five hundred eleven thousand, one hundred thirteen".