2143355134 has 16 divisors (see below), whose sum is σ = 3249372672. Its totient is φ = 1060290648.

The previous prime is 2143355099. The next prime is 2143355143. The reversal of 2143355134 is 4315533412.

It is a junction number, because it is equal to n+sod(n) for n = 2143355096 and 2143355105.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 57957 + ... + 87439.

It is an arithmetic number, because the mean of its divisors is an integer number (203085792).

Almost surely, 2^2143355134 is an apocalyptic number.

2143355134 is a deficient number, since it is larger than the sum of its proper divisors (1106017538).

2143355134 is a wasteful number, since it uses less digits than its factorization.

2143355134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29871.

The product of its digits is 21600, while the sum is 31.

The square root of 2143355134 is about 46296.3835952658. The cubic root of 2143355134 is about 1289.3318523823.

Adding to 2143355134 its reverse (4315533412), we get a palindrome (6458888546).

It can be divided in two parts, 21433 and 55134, that added together give a palindrome (76567).

The spelling of 2143355134 in words is "two billion, one hundred forty-three million, three hundred fifty-five thousand, one hundred thirty-four".