5311345131 has 6 divisors (see below), whose sum is σ = 7671942980. Its totient is φ = 3540896748.

The previous prime is 5311345129. The next prime is 5311345181. The reversal of 5311345131 is 1315431135.

It is a happy number.

5311345131 is a `hidden beast` number, since 5 + 311 + 345 + 1 + 3 + 1 = 666.

It is not a de Polignac number, because 5311345131 - 2¹ = 5311345129 is a prime.

It is a super-2 number, since 2×5311345131² = 56420774201194814322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5311345095 and 5311345104.

It is not an unprimeable number, because it can be changed into a prime (5311345181) 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, 295074721 + ... + 295074738.

Almost surely, 2^5311345131 is an apocalyptic number.

5311345131 is a deficient number, since it is larger than the sum of its proper divisors (2360597849).

5311345131 is a wasteful number, since it uses less digits than its factorization.

5311345131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590149465 (or 590149462 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 5311345131 is about 72878.9759189850. The cubic root of 5311345131 is about 1744.7565642081.

Adding to 5311345131 its reverse (1315431135), we get a palindrome (6626776266).

The spelling of 5311345131 in words is "five billion, three hundred eleven million, three hundred forty-five thousand, one hundred thirty-one".