1204717229897 has 2 divisors, whose sum is σ = 1204717229898. Its totient is φ = 1204717229896.

The previous prime is 1204717229887. The next prime is 1204717230053. The reversal of 1204717229897 is 7989227174021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1158860862016 + 45856367881 = 1076504^2 + 214141^2 .

It is a cyclic number.

It is not a de Polignac number, because 1204717229897 - 2³⁸ = 929839322953 is a prime.

It is not a weakly prime, because it can be changed into another prime (1204717229857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 602358614948 + 602358614949.

It is an arithmetic number, because the mean of its divisors is an integer number (602358614949).

Almost surely, 2^{1204717229897} is an apocalyptic number.

It is an amenable number.

1204717229897 is a deficient number, since it is larger than the sum of its proper divisors (1).

1204717229897 is an equidigital number, since it uses as much as digits as its factorization.

1204717229897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7112448, while the sum is 59.

The spelling of 1204717229897 in words is "one trillion, two hundred four billion, seven hundred seventeen million, two hundred twenty-nine thousand, eight hundred ninety-seven".