1070687 has 4 divisors (see below), whose sum is σ = 1084320. Its totient is φ = 1057056.

The previous prime is 1070683. The next prime is 1070689. The reversal of 1070687 is 7860701.

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

It is a cyclic number.

It is not a de Polignac number, because 1070687 - 2² = 1070683 is a prime.

It is a super-2 number, since 2×1070687² = 2292741303938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1070681) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 6698 + ... + 6855.

It is an arithmetic number, because the mean of its divisors is an integer number (271080).

2^1070687 is an apocalyptic number.

1070687 is a deficient number, since it is larger than the sum of its proper divisors (13633).

1070687 is an equidigital number, since it uses as much as digits as its factorization.

1070687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13632.

The product of its (nonzero) digits is 2352, while the sum is 29.

The square root of 1070687 is about 1034.7400639774. The cubic root of 1070687 is about 102.3027975208.

The spelling of 1070687 in words is "one million, seventy thousand, six hundred eighty-seven".