2002130547 has 4 divisors (see below), whose sum is σ = 2669507400. Its totient is φ = 1334753696.

The previous prime is 2002130531. The next prime is 2002130551. The reversal of 2002130547 is 7450312002.

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

It is a cyclic number.

It is not a de Polignac number, because 2002130547 - 2⁴ = 2002130531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2002130527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333688422 + ... + 333688427.

It is an arithmetic number, because the mean of its divisors is an integer number (667376850).

Almost surely, 2^2002130547 is an apocalyptic number.

2002130547 is a deficient number, since it is larger than the sum of its proper divisors (667376853).

2002130547 is an equidigital number, since it uses as much as digits as its factorization.

2002130547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667376852.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 2002130547 is about 44745.1734492113. The cubic root of 2002130547 is about 1260.3682779612.

Adding to 2002130547 its reverse (7450312002), we get a palindrome (9452442549).

The spelling of 2002130547 in words is "two billion, two million, one hundred thirty thousand, five hundred forty-seven".