1214860550369 has 2 divisors, whose sum is σ = 1214860550370. Its totient is φ = 1214860550368.

The previous prime is 1214860550357. The next prime is 1214860550417. The reversal of 1214860550369 is 9630550684121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 760928225344 + 453932325025 = 872312^2 + 673745^2 .

It is a cyclic number.

It is not a de Polignac number, because 1214860550369 - 2⁴ = 1214860550353 is a prime.

It is a super-2 number, since 2×1214860550369² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1214860550339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607430275184 + 607430275185.

It is an arithmetic number, because the mean of its divisors is an integer number (607430275185).

Almost surely, 2^{1214860550369} is an apocalyptic number.

It is an amenable number.

1214860550369 is a deficient number, since it is larger than the sum of its proper divisors (1).

1214860550369 is an equidigital number, since it uses as much as digits as its factorization.

1214860550369 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 1214860550369 in words is "one trillion, two hundred fourteen billion, eight hundred sixty million, five hundred fifty thousand, three hundred sixty-nine".