1331170 has 8 divisors (see below), whose sum is σ = 2396124. Its totient is φ = 532464.

The previous prime is 1331153. The next prime is 1331207. The reversal of 1331170 is 711331.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1256641 + 74529 = 1121^2 + 273^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 66549 + ... + 66568.

2^1331170 is an apocalyptic number.

1331170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331170 is a deficient number, since it is larger than the sum of its proper divisors (1064954).

1331170 is a wasteful number, since it uses less digits than its factorization.

1331170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133124.

The product of its (nonzero) digits is 63, while the sum is 16.

The square root of 1331170 is about 1153.7634072894. The cubic root of 1331170 is about 110.0046829962.

The spelling of 1331170 in words is "one million, three hundred thirty-one thousand, one hundred seventy".