1121014129 has 2 divisors, whose sum is σ = 1121014130. Its totient is φ = 1121014128.

The previous prime is 1121014109. The next prime is 1121014217. The reversal of 1121014129 is 9214101211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1000014129 + 121000000 = 31623^2 + 11000^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121014129 - 2¹⁹ = 1120489841 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121014109) 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, 560507064 + 560507065.

It is an arithmetic number, because the mean of its divisors is an integer number (560507065).

Almost surely, 2^1121014129 is an apocalyptic number.

It is an amenable number.

1121014129 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121014129 is an equidigital number, since it uses as much as digits as its factorization.

1121014129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 1121014129 is about 33481.5490830398. The cubic root of 1121014129 is about 1038.8121697921.

The spelling of 1121014129 in words is "one billion, one hundred twenty-one million, fourteen thousand, one hundred twenty-nine".