2132468873 has 4 divisors (see below), whose sum is σ = 2135271828. Its totient is φ = 2129665920.

The previous prime is 2132468869. The next prime is 2132468879. The reversal of 2132468873 is 3788642312.

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

It can be written as a sum of positive squares in 2 ways, for example, as 174583369 + 1957885504 = 13213^2 + 44248^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132468873 - 2² = 2132468869 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2132468879) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1400336 + ... + 1401857.

It is an arithmetic number, because the mean of its divisors is an integer number (533817957).

Almost surely, 2^2132468873 is an apocalyptic number.

It is an amenable number.

2132468873 is a deficient number, since it is larger than the sum of its proper divisors (2802955).

2132468873 is an equidigital number, since it uses as much as digits as its factorization.

2132468873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2802954.

The product of its digits is 387072, while the sum is 44.

The square root of 2132468873 is about 46178.6625293544. The cubic root of 2132468873 is about 1287.1452753001.

The spelling of 2132468873 in words is "two billion, one hundred thirty-two million, four hundred sixty-eight thousand, eight hundred seventy-three".