311068 has 12 divisors (see below), whose sum is σ = 573160. Its totient is φ = 147312.

The previous prime is 311041. The next prime is 311099. The reversal of 311068 is 860113.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

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, 1971 + ... + 2122.

2³¹¹⁰⁶⁸ is an apocalyptic number.

311068 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

311068 is a deficient number, since it is larger than the sum of its proper divisors (262092).

311068 is a wasteful number, since it uses less digits than its factorization.

311068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116 (or 4114 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 311068 is about 557.7347039588. The cubic root of 311068 is about 67.7566271210.

The spelling of 311068 in words is "three hundred eleven thousand, sixty-eight".