1122124403 has 2 divisors, whose sum is σ = 1122124404. Its totient is φ = 1122124402.

The previous prime is 1122124397. The next prime is 1122124429. The reversal of 1122124403 is 3044212211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122124403 - 2¹⁴ = 1122108019 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1122124433) 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 as a sum of consecutive naturals, namely, 561062201 + 561062202.

It is an arithmetic number, because the mean of its divisors is an integer number (561062202).

Almost surely, 2^1122124403 is an apocalyptic number.

1122124403 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122124403 is an equidigital number, since it uses as much as digits as its factorization.

1122124403 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1122124403 is about 33498.1253654589. The cubic root of 1122124403 is about 1039.1550098302.

Adding to 1122124403 its reverse (3044212211), we get a palindrome (4166336614).

The spelling of 1122124403 in words is "one billion, one hundred twenty-two million, one hundred twenty-four thousand, four hundred three".