1431412203217 has 2 divisors, whose sum is σ = 1431412203218. Its totient is φ = 1431412203216.

The previous prime is 1431412203191. The next prime is 1431412203223. The reversal of 1431412203217 is 7123022141341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1369096567056 + 62315636161 = 1170084^2 + 249631^2 .

It is a cyclic number.

It is not a de Polignac number, because 1431412203217 - 2¹¹ = 1431412201169 is a prime.

It is a super-2 number, since 2×1431412203217² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1431412293217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 715706101608 + 715706101609.

It is an arithmetic number, because the mean of its divisors is an integer number (715706101609).

Almost surely, 2^{1431412203217} is an apocalyptic number.

It is an amenable number.

1431412203217 is a deficient number, since it is larger than the sum of its proper divisors (1).

1431412203217 is an equidigital number, since it uses as much as digits as its factorization.

1431412203217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 31.

Adding to 1431412203217 its reverse (7123022141341), we get a palindrome (8554434344558).

The spelling of 1431412203217 in words is "one trillion, four hundred thirty-one billion, four hundred twelve million, two hundred three thousand, two hundred seventeen".