2093944477 has 2 divisors, whose sum is σ = 2093944478. Its totient is φ = 2093944476.

The previous prime is 2093944459. The next prime is 2093944487. The reversal of 2093944477 is 7744493902.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1769548356 + 324396121 = 42066^2 + 18011^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2093944477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2093944477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2093944427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1046972238 + 1046972239.

It is an arithmetic number, because the mean of its divisors is an integer number (1046972239).

Almost surely, 2^2093944477 is an apocalyptic number.

It is an amenable number.

2093944477 is a deficient number, since it is larger than the sum of its proper divisors (1).

2093944477 is an equidigital number, since it uses as much as digits as its factorization.

2093944477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1524096, while the sum is 49.

The square root of 2093944477 is about 45759.6380776771. The cubic root of 2093944477 is about 1279.3470947964.

The spelling of 2093944477 in words is "two billion, ninety-three million, nine hundred forty-four thousand, four hundred seventy-seven".