1124340221 has 8 divisors (see below), whose sum is σ = 1156457280. Its totient is φ = 1092494592.

The previous prime is 1124340197. The next prime is 1124340277. The reversal of 1124340221 is 1220434211.

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-1124340221 is a prime.

It is a super-3 number, since 3×1124340221³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1124340193 and 1124340202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124340421) 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, 59441 + ... + 76038.

It is an arithmetic number, because the mean of its divisors is an integer number (144557160).

Almost surely, 2^1124340221 is an apocalyptic number.

It is an amenable number.

1124340221 is a deficient number, since it is larger than the sum of its proper divisors (32117059).

1124340221 is a wasteful number, since it uses less digits than its factorization.

1124340221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135715.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1124340221 is about 33531.1828154033. The cubic root of 1124340221 is about 1039.8385538960.

Adding to 1124340221 its reverse (1220434211), we get a palindrome (2344774432).

The spelling of 1124340221 in words is "one billion, one hundred twenty-four million, three hundred forty thousand, two hundred twenty-one".