196365553 has 4 divisors (see below), whose sum is σ = 197500788. Its totient is φ = 195230320.

The previous prime is 196365529. The next prime is 196365581. The reversal of 196365553 is 355563691.

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 143832049 + 52533504 = 11993^2 + 7248^2 .

It is a cyclic number.

It is not a de Polignac number, because 196365553 - 2¹⁷ = 196234481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196365503) 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, 567358 + ... + 567703.

It is an arithmetic number, because the mean of its divisors is an integer number (49375197).

Almost surely, 2^196365553 is an apocalyptic number.

It is an amenable number.

196365553 is a deficient number, since it is larger than the sum of its proper divisors (1135235).

196365553 is a wasteful number, since it uses less digits than its factorization.

196365553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1135234.

The product of its digits is 364500, while the sum is 43.

The square root of 196365553 is about 14013.0493826290. The cubic root of 196365553 is about 581.2394747699.

The spelling of 196365553 in words is "one hundred ninety-six million, three hundred sixty-five thousand, five hundred fifty-three".