2130643334 has 4 divisors (see below), whose sum is σ = 3195965004. Its totient is φ = 1065321666.

The previous prime is 2130643321. The next prime is 2130643367. The reversal of 2130643334 is 4333460312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 2130643297 and 2130643306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532660832 + ... + 532660835.

It is an arithmetic number, because the mean of its divisors is an integer number (798991251).

Almost surely, 2^2130643334 is an apocalyptic number.

2130643334 is a deficient number, since it is larger than the sum of its proper divisors (1065321670).

2130643334 is a wasteful number, since it uses less digits than its factorization.

2130643334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065321669.

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 2130643334 is about 46158.8922527393. The cubic root of 2130643334 is about 1286.7778756852. Note that the first 3 decimals are identical.

The spelling of 2130643334 in words is "two billion, one hundred thirty million, six hundred forty-three thousand, three hundred thirty-four".