1120354861 has 2 divisors, whose sum is σ = 1120354862. Its totient is φ = 1120354860.

The previous prime is 1120354843. The next prime is 1120354867. The reversal of 1120354861 is 1684530211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 940955625 + 179399236 = 30675^2 + 13394^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120354861 - 2²¹ = 1118257709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120354867) 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, 560177430 + 560177431.

It is an arithmetic number, because the mean of its divisors is an integer number (560177431).

Almost surely, 2^1120354861 is an apocalyptic number.

It is an amenable number.

1120354861 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120354861 is an equidigital number, since it uses as much as digits as its factorization.

1120354861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1120354861 is about 33471.7023917219. The cubic root of 1120354861 is about 1038.6084881725.

The spelling of 1120354861 in words is "one billion, one hundred twenty million, three hundred fifty-four thousand, eight hundred sixty-one".