19411171201 has 2 divisors, whose sum is σ = 19411171202. Its totient is φ = 19411171200.

The previous prime is 19411171121. The next prime is 19411171207. The reversal of 19411171201 is 10217111491.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10687424400 + 8723746801 = 103380^2 + 93401^2 .

It is a cyclic number.

It is not a de Polignac number, because 19411171201 - 2¹⁵ = 19411138433 is a prime.

It is a super-3 number, since 3×19411171201³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19411171201.

It is not a weakly prime, because it can be changed into another prime (19411171207) 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, 9705585600 + 9705585601.

It is an arithmetic number, because the mean of its divisors is an integer number (9705585601).

Almost surely, 2^19411171201 is an apocalyptic number.

It is an amenable number.

19411171201 is a deficient number, since it is larger than the sum of its proper divisors (1).

19411171201 is an equidigital number, since it uses as much as digits as its factorization.

19411171201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 28.

Adding to 19411171201 its reverse (10217111491), we get a palindrome (29628282692).

The spelling of 19411171201 in words is "nineteen billion, four hundred eleven million, one hundred seventy-one thousand, two hundred one".