788941889 has 2 divisors, whose sum is σ = 788941890. Its totient is φ = 788941888.

The previous prime is 788941843. The next prime is 788941903. The reversal of 788941889 is 988149887.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 686020864 + 102921025 = 26192^2 + 10145^2 .

It is a cyclic number.

It is not a de Polignac number, because 788941889 - 2¹⁶ = 788876353 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (788941189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394470944 + 394470945.

It is an arithmetic number, because the mean of its divisors is an integer number (394470945).

Almost surely, 2^788941889 is an apocalyptic number.

It is an amenable number.

788941889 is a deficient number, since it is larger than the sum of its proper divisors (1).

788941889 is an equidigital number, since it uses as much as digits as its factorization.

788941889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9289728, while the sum is 62.

The square root of 788941889 is about 28088.1093881379. The cubic root of 788941889 is about 924.0206392228.

The spelling of 788941889 in words is "seven hundred eighty-eight million, nine hundred forty-one thousand, eight hundred eighty-nine".