1002140135 has 8 divisors (see below), whose sum is σ = 1206849456. Its totient is φ = 798857920.

The previous prime is 1002140129. The next prime is 1002140171. The reversal of 1002140135 is 5310412001.

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

It is not a de Polignac number, because 1002140135 - 2⁶ = 1002140071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355229 + ... + 358038.

It is an arithmetic number, because the mean of its divisors is an integer number (150856182).

Almost surely, 2^1002140135 is an apocalyptic number.

1002140135 is a deficient number, since it is larger than the sum of its proper divisors (204709321).

1002140135 is an equidigital number, since it uses as much as digits as its factorization.

1002140135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713553.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1002140135 is about 31656.5970217899. The cubic root of 1002140135 is about 1000.7128700289.

Adding to 1002140135 its reverse (5310412001), we get a palindrome (6312552136).

The spelling of 1002140135 in words is "one billion, two million, one hundred forty thousand, one hundred thirty-five".