5311323430 has 64 divisors (see below), whose sum is σ = 11579863680. Its totient is φ = 1712277504.

The previous prime is 5311323419. The next prime is 5311323431. The reversal of 5311323430 is 343231135.

It is a junction number, because it is equal to n+sod(n) for n = 5311323395 and 5311323404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5311323431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2299116 + ... + 2301424.

It is an arithmetic number, because the mean of its divisors is an integer number (180935370).

Almost surely, 2^5311323430 is an apocalyptic number.

5311323430 is an abundant number, since it is smaller than the sum of its proper divisors (6268540250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5311323430 is a wasteful number, since it uses less digits than its factorization.

5311323430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4273.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 5311323430 is about 72878.8270350175. The cubic root of 5311323430 is about 1744.7541879730.

Adding to 5311323430 its reverse (343231135), we get a palindrome (5654554565).

The spelling of 5311323430 in words is "five billion, three hundred eleven million, three hundred twenty-three thousand, four hundred thirty".