1122002729 has 2 divisors, whose sum is σ = 1122002730. Its totient is φ = 1122002728.

The previous prime is 1122002719. The next prime is 1122002731. The reversal of 1122002729 is 9272002211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 581533225 + 540469504 = 24115^2 + 23248^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122002729 is a prime.

Together with 1122002731, 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 = 1122002698 and 1122002707.

It is not a weakly prime, because it can be changed into another prime (1122002719) 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, 561001364 + 561001365.

It is an arithmetic number, because the mean of its divisors is an integer number (561001365).

Almost surely, 2^1122002729 is an apocalyptic number.

It is an amenable number.

1122002729 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122002729 is an equidigital number, since it uses as much as digits as its factorization.

1122002729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1122002729 is about 33496.3091847445. The cubic root of 1122002729 is about 1039.1174493136.

The spelling of 1122002729 in words is "one billion, one hundred twenty-two million, two thousand, seven hundred twenty-nine".