5143313511 has 64 divisors (see below), whose sum is σ = 8949104640. Its totient is φ = 2858215680.

The previous prime is 5143313479. The next prime is 5143313543. The reversal of 5143313511 is 1153133415.

It is a happy number.

5143313511 is a `hidden beast` number, since 5 + 143 + 3 + 1 + 3 + 511 = 666.

It is an interprime number because it is at equal distance from previous prime (5143313479) and next prime (5143313543).

It is not a de Polignac number, because 5143313511 - 2⁵ = 5143313479 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5143313111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2967001 + ... + 2968733.

It is an arithmetic number, because the mean of its divisors is an integer number (139829760).

Almost surely, 2^5143313511 is an apocalyptic number.

5143313511 is a deficient number, since it is larger than the sum of its proper divisors (3805791129).

5143313511 is a wasteful number, since it uses less digits than its factorization.

5143313511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2173 (or 2167 counting only the distinct ones).

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

The square root of 5143313511 is about 71716.8983643325. The cubic root of 5143313511 is about 1726.1598037741.

Adding to 5143313511 its reverse (1153133415), we get a palindrome (6296446926).

It can be divided in two parts, 5143313 and 511, that added together give a square (5143824 = 2268²).

The spelling of 5143313511 in words is "five billion, one hundred forty-three million, three hundred thirteen thousand, five hundred eleven".