2093089421 has 2 divisors, whose sum is σ = 2093089422. Its totient is φ = 2093089420.

The previous prime is 2093089417. The next prime is 2093089429. The reversal of 2093089421 is 1249803902.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1961161225 + 131928196 = 44285^2 + 11486^2 .

It is a cyclic number.

It is not a de Polignac number, because 2093089421 - 2² = 2093089417 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2093089429) 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, 1046544710 + 1046544711.

It is an arithmetic number, because the mean of its divisors is an integer number (1046544711).

Almost surely, 2^2093089421 is an apocalyptic number.

It is an amenable number.

2093089421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2093089421 is an equidigital number, since it uses as much as digits as its factorization.

2093089421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 2093089421 is about 45750.2942176332. The cubic root of 2093089421 is about 1279.1729318941.

The spelling of 2093089421 in words is "two billion, ninety-three million, eighty-nine thousand, four hundred twenty-one".