1257068 has 6 divisors (see below), whose sum is σ = 2199876. Its totient is φ = 628532.

The previous prime is 1257049. The next prime is 1257071. The reversal of 1257068 is 8607521.

It is a self number, because there is not a number n which added to its sum of digits gives 1257068.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157130 + ... + 157137.

It is an arithmetic number, because the mean of its divisors is an integer number (366646).

2^1257068 is an apocalyptic number.

It is an amenable number.

1257068 is a deficient number, since it is larger than the sum of its proper divisors (942808).

1257068 is a wasteful number, since it uses less digits than its factorization.

1257068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314271 (or 314269 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 1257068 is about 1121.1904387748. The cubic root of 1257068 is about 107.9243869460.

The spelling of 1257068 in words is "one million, two hundred fifty-seven thousand, sixty-eight".