1092921943 has 2 divisors, whose sum is σ = 1092921944. Its totient is φ = 1092921942.

The previous prime is 1092921931. The next prime is 1092921997. The reversal of 1092921943 is 3491292901.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1092921943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1092921896 and 1092921905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1092921913) 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, 546460971 + 546460972.

It is an arithmetic number, because the mean of its divisors is an integer number (546460972).

Almost surely, 2^1092921943 is an apocalyptic number.

1092921943 is a deficient number, since it is larger than the sum of its proper divisors (1).

1092921943 is an equidigital number, since it uses as much as digits as its factorization.

1092921943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 40.

The square root of 1092921943 is about 33059.3699728231. The cubic root of 1092921943 is about 1030.0612471827.

The spelling of 1092921943 in words is "one billion, ninety-two million, nine hundred twenty-one thousand, nine hundred forty-three".