542313 has 6 divisors (see below), whose sum is σ = 783354. Its totient is φ = 361536.

The previous prime is 542299. The next prime is 542323. The reversal of 542313 is 313245.

It can be written as a sum of positive squares in only one way, i.e., 514089 + 28224 = 717^2 + 168^2 .

It is not a de Polignac number, because 542313 - 2⁵ = 542281 is a prime.

It is a Curzon number.

542313 is a lucky number.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (542323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30120 + ... + 30137.

It is an arithmetic number, because the mean of its divisors is an integer number (130559).

2⁵⁴²³¹³ is an apocalyptic number.

It is an amenable number.

542313 is a deficient number, since it is larger than the sum of its proper divisors (241041).

542313 is a wasteful number, since it uses less digits than its factorization.

542313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60263 (or 60260 counting only the distinct ones).

The product of its digits is 360, while the sum is 18.

The square root of 542313 is about 736.4190383199. The cubic root of 542313 is about 81.5486304421.

Adding to 542313 its reverse (313245), we get a palindrome (855558).

The spelling of 542313 in words is "five hundred forty-two thousand, three hundred thirteen".