1311160 has 16 divisors (see below), whose sum is σ = 2950200. Its totient is φ = 524448.

The previous prime is 1311143. The next prime is 1311173. The reversal of 1311160 is 611131.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1311160.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16350 + ... + 16429.

2^1311160 is an apocalyptic number.

1311160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1311160 is an abundant number, since it is smaller than the sum of its proper divisors (1639040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1311160 is a wasteful number, since it uses less digits than its factorization.

1311160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32790 (or 32786 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 1311160 is about 1145.0589504475. The cubic root of 1311160 is about 109.4507051388.

Adding to 1311160 its reverse (611131), we get a palindrome (1922291).

The spelling of 1311160 in words is "one million, three hundred eleven thousand, one hundred sixty".