1124423121 has 8 divisors (see below), whose sum is σ = 1524641760. Its totient is φ = 736909952.

The previous prime is 1124423117. The next prime is 1124423137. The reversal of 1124423121 is 1213244211.

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 1124423121 - 2² = 1124423117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1124423221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3176160 + ... + 3176513.

It is an arithmetic number, because the mean of its divisors is an integer number (190580220).

Almost surely, 2^1124423121 is an apocalyptic number.

It is an amenable number.

1124423121 is a deficient number, since it is larger than the sum of its proper divisors (400218639).

1124423121 is an equidigital number, since it uses as much as digits as its factorization.

1124423121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6352735.

The product of its digits is 384, while the sum is 21.

The square root of 1124423121 is about 33532.4189553930. The cubic root of 1124423121 is about 1039.8641097720.

Adding to 1124423121 its reverse (1213244211), we get a palindrome (2337667332).

The spelling of 1124423121 in words is "one billion, one hundred twenty-four million, four hundred twenty-three thousand, one hundred twenty-one".