1122042049 has 2 divisors, whose sum is σ = 1122042050. Its totient is φ = 1122042048.

The previous prime is 1122042029. The next prime is 1122042101. The reversal of 1122042049 is 9402402211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 907214400 + 214827649 = 30120^2 + 14657^2 .

It is a cyclic number.

It is not a de Polignac number, because 1122042049 - 2¹⁵ = 1122009281 is a prime.

It is not a weakly prime, because it can be changed into another prime (1122042029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561021024 + 561021025.

It is an arithmetic number, because the mean of its divisors is an integer number (561021025).

Almost surely, 2^1122042049 is an apocalyptic number.

It is an amenable number.

1122042049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122042049 is an equidigital number, since it uses as much as digits as its factorization.

1122042049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 1122042049 is about 33496.8961099383. The cubic root of 1122042049 is about 1039.1295876147.

The spelling of 1122042049 in words is "one billion, one hundred twenty-two million, forty-two thousand, forty-nine".