2143134313 has 8 divisors (see below), whose sum is σ = 2207601032. Its totient is φ = 2079012096.

The previous prime is 2143134311. The next prime is 2143134443. The reversal of 2143134313 is 3134313412.

It can be written as a sum of positive squares in 4 ways, for example, as 637461504 + 1505672809 = 25248^2 + 38803^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2143134313 - 2¹ = 2143134311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2143134311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73470 + ... + 98407.

It is an arithmetic number, because the mean of its divisors is an integer number (275950129).

Almost surely, 2^2143134313 is an apocalyptic number.

It is an amenable number.

2143134313 is a deficient number, since it is larger than the sum of its proper divisors (64466719).

2143134313 is a wasteful number, since it uses less digits than its factorization.

2143134313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172251.

The product of its digits is 2592, while the sum is 25.

The square root of 2143134313 is about 46293.9986715341. The cubic root of 2143134313 is about 1289.2875726885.

Adding to 2143134313 its reverse (3134313412), we get a palindrome (5277447725).

The spelling of 2143134313 in words is "two billion, one hundred forty-three million, one hundred thirty-four thousand, three hundred thirteen".