12214553455249 has 2 divisors, whose sum is σ = 12214553455250. Its totient is φ = 12214553455248.

The previous prime is 12214553455199. The next prime is 12214553455261. The reversal of 12214553455249 is 94255435541221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11256239721024 + 958313734225 = 3355032^2 + 978935^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12214553455249 is a prime.

It is a super-2 number, since 2×12214553455249² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12214553455196 and 12214553455205.

It is not a weakly prime, because it can be changed into another prime (12214553459249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6107276727624 + 6107276727625.

It is an arithmetic number, because the mean of its divisors is an integer number (6107276727625).

Almost surely, 2^{12214553455249} is an apocalyptic number.

It is an amenable number.

12214553455249 is a deficient number, since it is larger than the sum of its proper divisors (1).

12214553455249 is an equidigital number, since it uses as much as digits as its factorization.

12214553455249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640000, while the sum is 52.

The spelling of 12214553455249 in words is "twelve trillion, two hundred fourteen billion, five hundred fifty-three million, four hundred fifty-five thousand, two hundred forty-nine".