1124221005 has 16 divisors (see below), whose sum is σ = 1998615360. Its totient is φ = 599584464.

The previous prime is 1124220961. The next prime is 1124221009. The reversal of 1124221005 is 5001224211.

It is not a de Polignac number, because 1124221005 - 2⁶ = 1124220941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124221009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4163647 + ... + 4163916.

It is an arithmetic number, because the mean of its divisors is an integer number (124913460).

Almost surely, 2^1124221005 is an apocalyptic number.

1124221005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1124221005 is a deficient number, since it is larger than the sum of its proper divisors (874394355).

1124221005 is an equidigital number, since it uses as much as digits as its factorization.

1124221005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8327577 (or 8327571 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1124221005 is about 33529.4050797207. The cubic root of 1124221005 is about 1039.8018005562.

Adding to 1124221005 its reverse (5001224211), we get a palindrome (6125445216).

The spelling of 1124221005 in words is "one billion, one hundred twenty-four million, two hundred twenty-one thousand, five".