312359 has 4 divisors (see below), whose sum is σ = 323160. Its totient is φ = 301560.

The previous prime is 312353. The next prime is 312371. The reversal of 312359 is 953213.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 953213 = 257 ⋅3709.

It is a cyclic number.

It is not a de Polignac number, because 312359 - 2⁴ = 312343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 312359.

It is not an unprimeable number, because it can be changed into a prime (312353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5357 + ... + 5414.

It is an arithmetic number, because the mean of its divisors is an integer number (80790).

2³¹²³⁵⁹ is an apocalyptic number.

312359 is a deficient number, since it is larger than the sum of its proper divisors (10801).

312359 is a wasteful number, since it uses less digits than its factorization.

312359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10800.

The product of its digits is 810, while the sum is 23.

The square root of 312359 is about 558.8908659121. The cubic root of 312359 is about 67.8502326692.

The spelling of 312359 in words is "three hundred twelve thousand, three hundred fifty-nine".