1123068629 has 2 divisors, whose sum is σ = 1123068630. Its totient is φ = 1123068628.

The previous prime is 1123068613. The next prime is 1123068631. The reversal of 1123068629 is 9268603211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1100248900 + 22819729 = 33170^2 + 4777^2 .

It is a cyclic number.

It is not a de Polignac number, because 1123068629 - 2⁴ = 1123068613 is a prime.

It is a super-2 number, since 2×1123068629² = 2522566290887879282, which contains 22 as substring.

Together with 1123068631, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1123068592 and 1123068601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1123068689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561534314 + 561534315.

It is an arithmetic number, because the mean of its divisors is an integer number (561534315).

Almost surely, 2^1123068629 is an apocalyptic number.

It is an amenable number.

1123068629 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123068629 is an equidigital number, since it uses as much as digits as its factorization.

1123068629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 1123068629 is about 33512.2161159181. The cubic root of 1123068629 is about 1039.4463982273.

The spelling of 1123068629 in words is "one billion, one hundred twenty-three million, sixty-eight thousand, six hundred twenty-nine".