1094983861 has 2 divisors, whose sum is σ = 1094983862. Its totient is φ = 1094983860.

The previous prime is 1094983849. The next prime is 1094983907. The reversal of 1094983861 is 1683894901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1068047761 + 26936100 = 32681^2 + 5190^2 .

It is a cyclic number.

It is not a de Polignac number, because 1094983861 - 2¹⁹ = 1094459573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1094983801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 547491930 + 547491931.

It is an arithmetic number, because the mean of its divisors is an integer number (547491931).

Almost surely, 2^1094983861 is an apocalyptic number.

It is an amenable number.

1094983861 is a deficient number, since it is larger than the sum of its proper divisors (1).

1094983861 is an equidigital number, since it uses as much as digits as its factorization.

1094983861 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 49.

The square root of 1094983861 is about 33090.5403552133. The cubic root of 1094983861 is about 1030.7086150269.

The spelling of 1094983861 in words is "one billion, ninety-four million, nine hundred eighty-three thousand, eight hundred sixty-one".