1123154119 has 2 divisors, whose sum is σ = 1123154120. Its totient is φ = 1123154118.

The previous prime is 1123154077. The next prime is 1123154161. The reversal of 1123154119 is 9114513211.

It is a balanced prime because it is at equal distance from previous prime (1123154077) and next prime (1123154161).

It is a cyclic number.

It is not a de Polignac number, because 1123154119 - 2⁹ = 1123153607 is a prime.

It is a super-2 number, since 2×1123154119² = 2522950350053332322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123154719) 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, 561577059 + 561577060.

It is an arithmetic number, because the mean of its divisors is an integer number (561577060).

Almost surely, 2^1123154119 is an apocalyptic number.

1123154119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123154119 is an equidigital number, since it uses as much as digits as its factorization.

1123154119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1080, while the sum is 28.

The square root of 1123154119 is about 33513.4915966689. The cubic root of 1123154119 is about 1039.4727724000.

The spelling of 1123154119 in words is "one billion, one hundred twenty-three million, one hundred fifty-four thousand, one hundred nineteen".