342311 has 4 divisors (see below), whose sum is σ = 343512. Its totient is φ = 341112.

The previous prime is 342299. The next prime is 342319. The reversal of 342311 is 113243.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 342311 - 2¹⁰ = 341287 is a prime.

It is a Duffinian number.

It is a plaindrome in base 8.

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 342311.

It is not an unprimeable number, because it can be changed into a prime (342319) 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, 101 + ... + 833.

It is an arithmetic number, because the mean of its divisors is an integer number (85878).

2³⁴²³¹¹ is an apocalyptic number.

342311 is a deficient number, since it is larger than the sum of its proper divisors (1201).

342311 is an equidigital number, since it uses as much as digits as its factorization.

342311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200.

The product of its digits is 72, while the sum is 14.

The square root of 342311 is about 585.0734996562. The cubic root of 342311 is about 69.9530978328.

Adding to 342311 its reverse (113243), we get a palindrome (455554).

The spelling of 342311 in words is "three hundred forty-two thousand, three hundred eleven", and thus it is an iban number.