5921789 has 2 divisors, whose sum is σ = 5921790. Its totient is φ = 5921788.

The previous prime is 5921759. The next prime is 5921791. The reversal of 5921789 is 9871295.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3833764 + 2088025 = 1958^2 + 1445^2 .

It is a cyclic number.

It is not a de Polignac number, because 5921789 - 2⁸ = 5921533 is a prime.

Together with 5921791, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5921759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2960894 + 2960895.

It is an arithmetic number, because the mean of its divisors is an integer number (2960895).

Almost surely, 2^5921789 is an apocalyptic number.

It is an amenable number.

5921789 is a deficient number, since it is larger than the sum of its proper divisors (1).

5921789 is an equidigital number, since it uses as much as digits as its factorization.

5921789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45360, while the sum is 41.

The square root of 5921789 is about 2433.4726215842. The cubic root of 5921789 is about 180.9190545945.

The spelling of 5921789 in words is "five million, nine hundred twenty-one thousand, seven hundred eighty-nine".