1122911903 has 2 divisors, whose sum is σ = 1122911904. Its totient is φ = 1122911902.

The previous prime is 1122911891. The next prime is 1122912031. The reversal of 1122911903 is 3091192211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1122911903 - 2¹⁰ = 1122910879 is a prime.

It is a super-3 number, since 3×1122911903³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1122911203) 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 as a sum of consecutive naturals, namely, 561455951 + 561455952.

It is an arithmetic number, because the mean of its divisors is an integer number (561455952).

Almost surely, 2^1122911903 is an apocalyptic number.

1122911903 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122911903 is an equidigital number, since it uses as much as digits as its factorization.

1122911903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 29.

The square root of 1122911903 is about 33509.8776930027. The cubic root of 1122911903 is about 1039.3980438493.

It can be divided in two parts, 11229 and 11903, that added together give a palindrome (23132).

The spelling of 1122911903 in words is "one billion, one hundred twenty-two million, nine hundred eleven thousand, nine hundred three".