6140789 has 2 divisors, whose sum is σ = 6140790. Its totient is φ = 6140788.

The previous prime is 6140777. The next prime is 6140803. The reversal of 6140789 is 9870416.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4558225 + 1582564 = 2135^2 + 1258^2 .

It is a cyclic number.

It is not a de Polignac number, because 6140789 - 2⁴ = 6140773 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6140389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3070394 + 3070395.

It is an arithmetic number, because the mean of its divisors is an integer number (3070395).

Almost surely, 2^6140789 is an apocalyptic number.

It is an amenable number.

6140789 is a deficient number, since it is larger than the sum of its proper divisors (1).

6140789 is an equidigital number, since it uses as much as digits as its factorization.

6140789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 6140789 is about 2478.0615408016. The cubic root of 6140789 is about 183.1223663263.

The spelling of 6140789 in words is "six million, one hundred forty thousand, seven hundred eighty-nine".