1214445054197 has 2 divisors, whose sum is σ = 1214445054198. Its totient is φ = 1214445054196.

The previous prime is 1214445054161. The next prime is 1214445054233. The reversal of 1214445054197 is 7914505444121.

It is a balanced prime because it is at equal distance from previous prime (1214445054161) and next prime (1214445054233).

It can be written as a sum of positive squares in only one way, i.e., 917944112836 + 296500941361 = 958094^2 + 544519^2 .

It is a cyclic number.

It is not a de Polignac number, because 1214445054197 - 2¹⁶ = 1214444988661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1214445050197) 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, 607222527098 + 607222527099.

It is an arithmetic number, because the mean of its divisors is an integer number (607222527099).

Almost surely, 2^{1214445054197} is an apocalyptic number.

It is an amenable number.

1214445054197 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214445054197 is an equidigital number, since it uses as much as digits as its factorization.

1214445054197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 1214445054197 in words is "one trillion, two hundred fourteen billion, four hundred forty-five million, fifty-four thousand, one hundred ninety-seven".