6461759 has 2 divisors, whose sum is σ = 6461760. Its totient is φ = 6461758.

The previous prime is 6461753. The next prime is 6461761. The reversal of 6461759 is 9571646.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6461759 - 2¹⁶ = 6396223 is a prime.

Together with 6461761, 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 (6461753) 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, 3230879 + 3230880.

It is an arithmetic number, because the mean of its divisors is an integer number (3230880).

Almost surely, 2^6461759 is an apocalyptic number.

6461759 is a deficient number, since it is larger than the sum of its proper divisors (1).

6461759 is an equidigital number, since it uses as much as digits as its factorization.

6461759 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 38.

The square root of 6461759 is about 2541.9990165222. Note that the first 3 decimals coincide. The cubic root of 6461759 is about 186.2588506822.

The spelling of 6461759 in words is "six million, four hundred sixty-one thousand, seven hundred fifty-nine".