196143653 has 2 divisors, whose sum is σ = 196143654. Its totient is φ = 196143652.

The previous prime is 196143613. The next prime is 196143709. The reversal of 196143653 is 356341691.

196143653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166745569 + 29398084 = 12913^2 + 5422^2 .

It is a cyclic number.

It is not a de Polignac number, because 196143653 - 2⁶ = 196143589 is a prime.

It is a super-2 number, since 2×196143653² = 76944665224368818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196143613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98071826 + 98071827.

It is an arithmetic number, because the mean of its divisors is an integer number (98071827).

Almost surely, 2^196143653 is an apocalyptic number.

It is an amenable number.

196143653 is a deficient number, since it is larger than the sum of its proper divisors (1).

196143653 is an equidigital number, since it uses as much as digits as its factorization.

196143653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 38.

The square root of 196143653 is about 14005.1295245706. The cubic root of 196143653 is about 581.0204518797.

The spelling of 196143653 in words is "one hundred ninety-six million, one hundred forty-three thousand, six hundred fifty-three".