6450751 has 2 divisors, whose sum is σ = 6450752. Its totient is φ = 6450750.

The previous prime is 6450749. The next prime is 6450757. The reversal of 6450751 is 1570546.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6450751 - 2¹ = 6450749 is a prime.

It is a super-2 number, since 2×6450751² = 83224376928002, which contains 22 as substring.

Together with 6450749, 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 (6450757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3225375 + 3225376.

It is an arithmetic number, because the mean of its divisors is an integer number (3225376).

Almost surely, 2^6450751 is an apocalyptic number.

6450751 is a deficient number, since it is larger than the sum of its proper divisors (1).

6450751 is an equidigital number, since it uses as much as digits as its factorization.

6450751 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 28.

The square root of 6450751 is about 2539.8328685171. The cubic root of 6450751 is about 186.1530227994.

The spelling of 6450751 in words is "six million, four hundred fifty thousand, seven hundred fifty-one".