4409047781197 has 2 divisors, whose sum is σ = 4409047781198. Its totient is φ = 4409047781196.

The previous prime is 4409047781179. The next prime is 4409047781207. The reversal of 4409047781197 is 7911877409044.

Together with previous prime (4409047781179) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4019648068836 + 389399712361 = 2004906^2 + 624019^2 .

It is a cyclic number.

It is not a de Polignac number, because 4409047781197 - 2¹⁵ = 4409047748429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4409047782197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2204523890598 + 2204523890599.

It is an arithmetic number, because the mean of its divisors is an integer number (2204523890599).

Almost surely, 2^{4409047781197} is an apocalyptic number.

It is an amenable number.

4409047781197 is a deficient number, since it is larger than the sum of its proper divisors (1).

4409047781197 is an equidigital number, since it uses as much as digits as its factorization.

4409047781197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14224896, while the sum is 61.

The spelling of 4409047781197 in words is "four trillion, four hundred nine billion, forty-seven million, seven hundred eighty-one thousand, one hundred ninety-seven".