311353 has 8 divisors (see below), whose sum is σ = 374720. Its totient is φ = 252720.

The previous prime is 311347. The next prime is 311359. The reversal of 311353 is 353113.

It is an interprime number because it is at equal distance from previous prime (311347) and next prime (311359).

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

It is a cyclic number.

It is not a de Polignac number, because 311353 - 2¹⁷ = 180281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (311359) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1038 + ... + 1303.

It is an arithmetic number, because the mean of its divisors is an integer number (46840).

2³¹¹³⁵³ is an apocalyptic number.

It is an amenable number.

311353 is a deficient number, since it is larger than the sum of its proper divisors (63367).

311353 is a wasteful number, since it uses less digits than its factorization.

311353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2367.

The product of its digits is 135, while the sum is 16.

The square root of 311353 is about 557.9901432821. The cubic root of 311353 is about 67.7773136421. Note that the first 3 decimals are identical.

Adding to 311353 its reverse (353113), we get a palindrome (664466).

The spelling of 311353 in words is "three hundred eleven thousand, three hundred fifty-three".