6453679 has 2 divisors, whose sum is σ = 6453680. Its totient is φ = 6453678.

The previous prime is 6453677. The next prime is 6453697. The reversal of 6453679 is 9763546.

Together with next prime (6453697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6453679 - 2¹ = 6453677 is a prime.

Together with 6453677, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6453677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226839 + 3226840.

It is an arithmetic number, because the mean of its divisors is an integer number (3226840).

Almost surely, 2^6453679 is an apocalyptic number.

6453679 is a deficient number, since it is larger than the sum of its proper divisors (1).

6453679 is an equidigital number, since it uses as much as digits as its factorization.

6453679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 40.

The square root of 6453679 is about 2540.4092190039. The cubic root of 6453679 is about 186.1811835311.

The spelling of 6453679 in words is "six million, four hundred fifty-three thousand, six hundred seventy-nine".