1224054137 has 2 divisors, whose sum is σ = 1224054138. Its totient is φ = 1224054136.

The previous prime is 1224054109. The next prime is 1224054151. The reversal of 1224054137 is 7314504221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1215149881 + 8904256 = 34859^2 + 2984^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224054137 - 2¹⁰ = 1224053113 is a prime.

It is a super-3 number, since 3×1224054137³ (a number of 28 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1224051137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612027068 + 612027069.

It is an arithmetic number, because the mean of its divisors is an integer number (612027069).

Almost surely, 2^1224054137 is an apocalyptic number.

It is an amenable number.

1224054137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224054137 is an equidigital number, since it uses as much as digits as its factorization.

1224054137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 1224054137 is about 34986.4850620922. The cubic root of 1224054137 is about 1069.7120187522.

Adding to 1224054137 its reverse (7314504221), we get a palindrome (8538558358).

The spelling of 1224054137 in words is "one billion, two hundred twenty-four million, fifty-four thousand, one hundred thirty-seven".