3197842057 has 2 divisors, whose sum is σ = 3197842058. Its totient is φ = 3197842056.

The previous prime is 3197842049. The next prime is 3197842061. The reversal of 3197842057 is 7502487913.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2542277241 + 655564816 = 50421^2 + 25604^2 .

It is a cyclic number.

It is not a de Polignac number, because 3197842057 - 2³ = 3197842049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3197841998 and 3197842016.

It is not a weakly prime, because it can be changed into another prime (3197842457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1598921028 + 1598921029.

It is an arithmetic number, because the mean of its divisors is an integer number (1598921029).

Almost surely, 2^3197842057 is an apocalyptic number.

It is an amenable number.

3197842057 is a deficient number, since it is larger than the sum of its proper divisors (1).

3197842057 is an equidigital number, since it uses as much as digits as its factorization.

3197842057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 3197842057 is about 56549.4655766082. The cubic root of 3197842057 is about 1473.2812778860.

The spelling of 3197842057 in words is "three billion, one hundred ninety-seven million, eight hundred forty-two thousand, fifty-seven".