2002196543 has 2 divisors, whose sum is σ = 2002196544. Its totient is φ = 2002196542.

The previous prime is 2002196507. The next prime is 2002196549. The reversal of 2002196543 is 3456912002.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2002196543 - 2²⁴ = 1985419327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002196549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001098271 + 1001098272.

It is an arithmetic number, because the mean of its divisors is an integer number (1001098272).

Almost surely, 2^2002196543 is an apocalyptic number.

2002196543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002196543 is an equidigital number, since it uses as much as digits as its factorization.

2002196543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2002196543 is about 44745.9109081489. The cubic root of 2002196543 is about 1260.3821262675.

The spelling of 2002196543 in words is "two billion, two million, one hundred ninety-six thousand, five hundred forty-three".