1224004011 has 4 divisors (see below), whose sum is σ = 1632005352. Its totient is φ = 816002672.

The previous prime is 1224004009. The next prime is 1224004013. The reversal of 1224004011 is 1104004221.

1224004011 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (1224004009) and next prime (1224004013).

It is a cyclic number.

It is not a de Polignac number, because 1224004011 - 2¹ = 1224004009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1224004013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204000666 + ... + 204000671.

It is an arithmetic number, because the mean of its divisors is an integer number (408001338).

Almost surely, 2^1224004011 is an apocalyptic number.

1224004011 is a deficient number, since it is larger than the sum of its proper divisors (408001341).

1224004011 is an equidigital number, since it uses as much as digits as its factorization.

1224004011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408001340.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1224004011 is about 34985.7686924269. The cubic root of 1224004011 is about 1069.6974166975.

Adding to 1224004011 its reverse (1104004221), we get a palindrome (2328008232).

The spelling of 1224004011 in words is "one billion, two hundred twenty-four million, four thousand, eleven".