1224002797 has 8 divisors (see below), whose sum is σ = 1268935200. Its totient is φ = 1179252144.

The previous prime is 1224002777. The next prime is 1224002803. The reversal of 1224002797 is 7972004221.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1224002797 - 2¹¹ = 1224000749 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 (1224002777) 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, 31647 + ... + 58732.

It is an arithmetic number, because the mean of its divisors is an integer number (158616900).

Almost surely, 2^1224002797 is an apocalyptic number.

It is an amenable number.

1224002797 is a deficient number, since it is larger than the sum of its proper divisors (44932403).

1224002797 is an equidigital number, since it uses as much as digits as its factorization.

1224002797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90875.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 1224002797 is about 34985.7513425109. The cubic root of 1224002797 is about 1069.6970630458.

The spelling of 1224002797 in words is "one billion, two hundred twenty-four million, two thousand, seven hundred ninety-seven".