6451057 has 4 divisors (see below), whose sum is σ = 6508260. Its totient is φ = 6393856.

The previous prime is 6451033. The next prime is 6451087. The reversal of 6451057 is 7501546.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1073296 + 5377761 = 1036^2 + 2319^2 .

It is a cyclic number.

It is not a de Polignac number, because 6451057 - 2⁷ = 6450929 is a prime.

It is a super-2 number, since 2×6451057² = 83232272834498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6451087) 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 in 3 ways as a sum of consecutive naturals, for example, 28432 + ... + 28657.

It is an arithmetic number, because the mean of its divisors is an integer number (1627065).

Almost surely, 2^6451057 is an apocalyptic number.

It is an amenable number.

6451057 is a deficient number, since it is larger than the sum of its proper divisors (57203).

6451057 is a wasteful number, since it uses less digits than its factorization.

6451057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57202.

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

The square root of 6451057 is about 2539.8931079870. The cubic root of 6451057 is about 186.1559662254.

The spelling of 6451057 in words is "six million, four hundred fifty-one thousand, fifty-seven".