1001170 has 16 divisors (see below), whose sum is σ = 1837080. Its totient is φ = 392704.

The previous prime is 1001159. The next prime is 1001173. The reversal of 1001170 is 711001.

It can be written as a sum of positive squares in 4 ways, for example, as 877969 + 123201 = 937^2 + 351^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1001173) 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 7 ways as a sum of consecutive naturals, for example, 415 + ... + 1474.

2^1001170 is an apocalyptic number.

1001170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001170 is a deficient number, since it is larger than the sum of its proper divisors (835910).

1001170 is a wasteful number, since it uses less digits than its factorization.

1001170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949.

The product of its (nonzero) digits is 7, while the sum is 10.

The square root of 1001170 is about 1000.5848289875. The cubic root of 1001170 is about 100.0389847999.

Adding to 1001170 its reverse (711001), we get a palindrome (1712171).

The spelling of 1001170 in words is "one million, one thousand, one hundred seventy".