1002135218 has 8 divisors (see below), whose sum is σ = 1717946112. Its totient is φ = 429486516.

The previous prime is 1002135191. The next prime is 1002135229. The reversal of 1002135218 is 8125312001.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1002135193 and 1002135202.

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, 35790530 + ... + 35790557.

It is an arithmetic number, because the mean of its divisors is an integer number (214743264).

Almost surely, 2^1002135218 is an apocalyptic number.

1002135218 is a deficient number, since it is larger than the sum of its proper divisors (715810894).

1002135218 is an equidigital number, since it uses as much as digits as its factorization.

1002135218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71581096.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 1002135218 is about 31656.5193601571. The cubic root of 1002135218 is about 1000.7112333605.

Adding to 1002135218 its reverse (8125312001), we get a palindrome (9127447219).

The spelling of 1002135218 in words is "one billion, two million, one hundred thirty-five thousand, two hundred eighteen".