2130531602 has 4 divisors (see below), whose sum is σ = 3195797406. Its totient is φ = 1065265800.

The previous prime is 2130531589. The next prime is 2130531629. The reversal of 2130531602 is 2061350312.

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

It can be written as a sum of positive squares in only one way, i.e., 1416092161 + 714439441 = 37631^2 + 26729^2 .

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, 532632899 + ... + 532632902.

Almost surely, 2^2130531602 is an apocalyptic number.

2130531602 is a deficient number, since it is larger than the sum of its proper divisors (1065265804).

2130531602 is a wasteful number, since it uses less digits than its factorization.

2130531602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065265803.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2130531602 is about 46157.6819391962. The cubic root of 2130531602 is about 1286.7553822006.

Adding to 2130531602 its reverse (2061350312), we get a palindrome (4191881914).

The spelling of 2130531602 in words is "two billion, one hundred thirty million, five hundred thirty-one thousand, six hundred two".