5320135431 has 32 divisors (see below), whose sum is σ = 8987267520. Its totient is φ = 3081341952.

The previous prime is 5320135427. The next prime is 5320135477. The reversal of 5320135431 is 1345310235.

It is not a de Polignac number, because 5320135431 - 2² = 5320135427 is a prime.

It is a super-2 number, since 2×5320135431² = 56607682008363111522, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 5320135395 and 5320135404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5320135421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 439830 + ... + 451763.

It is an arithmetic number, because the mean of its divisors is an integer number (280852110).

Almost surely, 2^5320135431 is an apocalyptic number.

5320135431 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

5320135431 is a deficient number, since it is larger than the sum of its proper divisors (3667132089).

5320135431 is a wasteful number, since it uses less digits than its factorization.

5320135431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 891632 (or 891626 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 5320135431 is about 72939.2585032231. The cubic root of 5320135431 is about 1745.7185603454.

Adding to 5320135431 its reverse (1345310235), we get a palindrome (6665445666).

The spelling of 5320135431 in words is "five billion, three hundred twenty million, one hundred thirty-five thousand, four hundred thirty-one".