1002131306 has 8 divisors (see below), whose sum is σ = 1639851264. Its totient is φ = 455514220.

The previous prime is 1002131239. The next prime is 1002131329. The reversal of 1002131306 is 6031312001.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22775690 + ... + 22775733.

It is an arithmetic number, because the mean of its divisors is an integer number (204981408).

Almost surely, 2^1002131306 is an apocalyptic number.

1002131306 is a deficient number, since it is larger than the sum of its proper divisors (637719958).

1002131306 is a wasteful number, since it uses less digits than its factorization.

1002131306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45551436.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 1002131306 is about 31656.4575718762. The cubic root of 1002131306 is about 1000.7099312117.

Adding to 1002131306 its reverse (6031312001), we get a palindrome (7033443307).

The spelling of 1002131306 in words is "one billion, two million, one hundred thirty-one thousand, three hundred six".