1457005 has 16 divisors (see below), whose sum is σ = 1944000. Its totient is φ = 1039360.

The previous prime is 1456963. The next prime is 1457011. The reversal of 1457005 is 5007541.

It is not a de Polignac number, because 1457005 - 2⁷ = 1456877 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3021 + ... + 3469.

It is an arithmetic number, because the mean of its divisors is an integer number (121500).

2^1457005 is an apocalyptic number.

It is an amenable number.

1457005 is a deficient number, since it is larger than the sum of its proper divisors (486995).

1457005 is a wasteful number, since it uses less digits than its factorization.

1457005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 1457005 is about 1207.0646213024. The cubic root of 1457005 is about 113.3670939406.

The spelling of 1457005 in words is "one million, four hundred fifty-seven thousand, five".