1002135 has 8 divisors (see below), whose sum is σ = 1603440. Its totient is φ = 534464.

The previous prime is 1002121. The next prime is 1002143. The reversal of 1002135 is 5312001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002135 - 2¹³ = 993943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1002135.

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, 33390 + ... + 33419.

It is an arithmetic number, because the mean of its divisors is an integer number (200430).

2^1002135 is an apocalyptic number.

1002135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1002135 is a deficient number, since it is larger than the sum of its proper divisors (601305).

1002135 is an equidigital number, since it uses as much as digits as its factorization.

1002135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66817.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 1002135 is about 1001.0669308293. The cubic root of 1002135 is about 100.0711160797.

Adding to 1002135 its reverse (5312001), we get a palindrome (6314136).

The spelling of 1002135 in words is "one million, two thousand, one hundred thirty-five".