1993448927 has 2 divisors, whose sum is σ = 1993448928. Its totient is φ = 1993448926.

The previous prime is 1993448921. The next prime is 1993448957. The reversal of 1993448927 is 7298443991.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1993448927 - 2⁸ = 1993448671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1993448921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 996724463 + 996724464.

It is an arithmetic number, because the mean of its divisors is an integer number (996724464).

Almost surely, 2^1993448927 is an apocalyptic number.

1993448927 is a deficient number, since it is larger than the sum of its proper divisors (1).

1993448927 is an equidigital number, since it uses as much as digits as its factorization.

1993448927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3919104, while the sum is 56.

The square root of 1993448927 is about 44648.0562510844. The cubic root of 1993448927 is about 1258.5439060416.

The spelling of 1993448927 in words is "one billion, nine hundred ninety-three million, four hundred forty-eight thousand, nine hundred twenty-seven".