1224503053 has 4 divisors (see below), whose sum is σ = 1226625820. Its totient is φ = 1222380288.

The previous prime is 1224503041. The next prime is 1224503083. The reversal of 1224503053 is 3503054221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 906130404 + 318372649 = 30102^2 + 17843^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224503053 - 2⁹ = 1224502541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224503083) 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 in 3 ways as a sum of consecutive naturals, for example, 1060518 + ... + 1061671.

It is an arithmetic number, because the mean of its divisors is an integer number (306656455).

Almost surely, 2^1224503053 is an apocalyptic number.

It is an amenable number.

1224503053 is a deficient number, since it is larger than the sum of its proper divisors (2122767).

1224503053 is an equidigital number, since it uses as much as digits as its factorization.

1224503053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2122766.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 1224503053 is about 34992.9000370075. The cubic root of 1224503053 is about 1069.8427733578.

Adding to 1224503053 its reverse (3503054221), we get a palindrome (4727557274).

The spelling of 1224503053 in words is "one billion, two hundred twenty-four million, five hundred three thousand, fifty-three".