6142489 has 2 divisors, whose sum is σ = 6142490. Its totient is φ = 6142488.

The previous prime is 6142483. The next prime is 6142501. The reversal of 6142489 is 9842416.

6142489 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4473225 + 1669264 = 2115^2 + 1292^2 .

It is a cyclic number.

It is not a de Polignac number, because 6142489 - 2⁷ = 6142361 is a prime.

It is a super-2 number, since 2×6142489² = 75460342230242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6142483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3071244 + 3071245.

It is an arithmetic number, because the mean of its divisors is an integer number (3071245).

Almost surely, 2^6142489 is an apocalyptic number.

It is an amenable number.

6142489 is a deficient number, since it is larger than the sum of its proper divisors (1).

6142489 is an equidigital number, since it uses as much as digits as its factorization.

6142489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 34.

The square root of 6142489 is about 2478.4045271101. The cubic root of 6142489 is about 183.1392631398.

The spelling of 6142489 in words is "six million, one hundred forty-two thousand, four hundred eighty-nine".