2043041197 has 2 divisors, whose sum is σ = 2043041198. Its totient is φ = 2043041196.

The previous prime is 2043041183. The next prime is 2043041227. The reversal of 2043041197 is 7911403402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1676165481 + 366875716 = 40941^2 + 19154^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2043041197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2043041107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021520598 + 1021520599.

It is an arithmetic number, because the mean of its divisors is an integer number (1021520599).

Almost surely, 2^2043041197 is an apocalyptic number.

It is an amenable number.

2043041197 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043041197 is an equidigital number, since it uses as much as digits as its factorization.

2043041197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 2043041197 is about 45200.0132411485. The cubic root of 2043041197 is about 1268.8950641254.

Adding to 2043041197 its reverse (7911403402), we get a palindrome (9954444599).

The spelling of 2043041197 in words is "two billion, forty-three million, forty-one thousand, one hundred ninety-seven".