1224132253 has 8 divisors (see below), whose sum is σ = 1268052480. Its totient is φ = 1180326000.

The previous prime is 1224132199. The next prime is 1224132263. The reversal of 1224132253 is 3522314221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1224132253 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 (1224132263) 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 7 ways as a sum of consecutive naturals, for example, 6325 + ... + 49882.

It is an arithmetic number, because the mean of its divisors is an integer number (158506560).

Almost surely, 2^1224132253 is an apocalyptic number.

It is an amenable number.

1224132253 is a deficient number, since it is larger than the sum of its proper divisors (43920227).

1224132253 is an equidigital number, since it uses as much as digits as its factorization.

1224132253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56987.

The product of its digits is 2880, while the sum is 25.

The square root of 1224132253 is about 34987.6014182167. The cubic root of 1224132253 is about 1069.7347736953.

Adding to 1224132253 its reverse (3522314221), we get a palindrome (4746446474).

The spelling of 1224132253 in words is "one billion, two hundred twenty-four million, one hundred thirty-two thousand, two hundred fifty-three".