2143551334 has 8 divisors (see below), whose sum is σ = 3246544080. Its totient is φ = 1061369976.

The previous prime is 2143551283. The next prime is 2143551337. The reversal of 2143551334 is 4331553412.

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

It is a junction number, because it is equal to n+sod(n) for n = 2143551296 and 2143551305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143551337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5202589 + ... + 5203000.

It is an arithmetic number, because the mean of its divisors is an integer number (405818010).

Almost surely, 2^2143551334 is an apocalyptic number.

2143551334 is a deficient number, since it is larger than the sum of its proper divisors (1102992746).

2143551334 is a wasteful number, since it uses less digits than its factorization.

2143551334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10405694.

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

The square root of 2143551334 is about 46298.5025027808. The cubic root of 2143551334 is about 1289.3711924473.

The spelling of 2143551334 in words is "two billion, one hundred forty-three million, five hundred fifty-one thousand, three hundred thirty-four".