1224434117 has 2 divisors, whose sum is σ = 1224434118. Its totient is φ = 1224434116.

The previous prime is 1224434111. The next prime is 1224434131. The reversal of 1224434117 is 7114344221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 667757281 + 556676836 = 25841^2 + 23594^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224434117 - 2⁶ = 1224434053 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1224434117.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224434111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612217058 + 612217059.

It is an arithmetic number, because the mean of its divisors is an integer number (612217059).

Almost surely, 2^1224434117 is an apocalyptic number.

It is an amenable number.

1224434117 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224434117 is an equidigital number, since it uses as much as digits as its factorization.

1224434117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 29.

The square root of 1224434117 is about 34991.9150233307. The cubic root of 1224434117 is about 1069.8226966240.

Adding to 1224434117 its reverse (7114344221), we get a palindrome (8338778338).

The spelling of 1224434117 in words is "one billion, two hundred twenty-four million, four hundred thirty-four thousand, one hundred seventeen".