2316530405 has 16 divisors (see below), whose sum is σ = 3177865344. Its totient is φ = 1588023360.

The previous prime is 2316530401. The next prime is 2316530431. The reversal of 2316530405 is 5040356132.

It is not a de Polignac number, because 2316530405 - 2² = 2316530401 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2316530401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154574 + ... + 168896.

It is an arithmetic number, because the mean of its divisors is an integer number (198616584).

Almost surely, 2^2316530405 is an apocalyptic number.

It is an amenable number.

2316530405 is a deficient number, since it is larger than the sum of its proper divisors (861334939).

2316530405 is a wasteful number, since it uses less digits than its factorization.

2316530405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18956.

The product of its (nonzero) digits is 10800, while the sum is 29.

The square root of 2316530405 is about 48130.3480664746. The cubic root of 2316530405 is about 1323.1609288323.

Adding to 2316530405 its reverse (5040356132), we get a palindrome (7356886537).

The spelling of 2316530405 in words is "two billion, three hundred sixteen million, five hundred thirty thousand, four hundred five".