2132851947 has 8 divisors (see below), whose sum is σ = 2892002880. Its totient is φ = 1397801160.

The previous prime is 2132851921. The next prime is 2132851949. The reversal of 2132851947 is 7491582312.

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

It is not a de Polignac number, because 2132851947 - 2⁶ = 2132851883 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2132851899 and 2132851908.

It is not an unprimeable number, because it can be changed into a prime (2132851949) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 6024829 + ... + 6025182.

It is an arithmetic number, because the mean of its divisors is an integer number (361500360).

Almost surely, 2^2132851947 is an apocalyptic number.

2132851947 is a deficient number, since it is larger than the sum of its proper divisors (759150933).

2132851947 is a wasteful number, since it uses less digits than its factorization.

2132851947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12050073.

The product of its digits is 120960, while the sum is 42.

The square root of 2132851947 is about 46182.8100812413. The cubic root of 2132851947 is about 1287.2223443996. Note that the first 3 decimals are identical.

The spelling of 2132851947 in words is "two billion, one hundred thirty-two million, eight hundred fifty-one thousand, nine hundred forty-seven".