1126103221 has 8 divisors (see below), whose sum is σ = 1176810624. Its totient is φ = 1076510400.

The previous prime is 1126103219. The next prime is 1126103227. The reversal of 1126103221 is 1223016211.

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 1126103221 - 2¹ = 1126103219 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 (1126103227) 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, 276580 + ... + 280621.

It is an arithmetic number, because the mean of its divisors is an integer number (147101328).

Almost surely, 2^1126103221 is an apocalyptic number.

It is an amenable number.

1126103221 is a deficient number, since it is larger than the sum of its proper divisors (50707403).

1126103221 is an equidigital number, since it uses as much as digits as its factorization.

1126103221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557291.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1126103221 is about 33557.4614802729. The cubic root of 1126103221 is about 1040.3817696654.

Adding to 1126103221 its reverse (1223016211), we get a palindrome (2349119432).

The spelling of 1126103221 in words is "one billion, one hundred twenty-six million, one hundred three thousand, two hundred twenty-one".