1002042535 has 16 divisors (see below), whose sum is σ = 1295620704. Its totient is φ = 739585152.

The previous prime is 1002042497. The next prime is 1002042551. The reversal of 1002042535 is 5352402001.

It is a cyclic number.

It is not a de Polignac number, because 1002042535 - 2²⁷ = 867824807 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 15 ways as a sum of consecutive naturals, for example, 205789 + ... + 210601.

It is an arithmetic number, because the mean of its divisors is an integer number (80976294).

Almost surely, 2^1002042535 is an apocalyptic number.

1002042535 is a deficient number, since it is larger than the sum of its proper divisors (293578169).

1002042535 is a wasteful number, since it uses less digits than its factorization.

1002042535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8034.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 1002042535 is about 31655.0554414299. The cubic root of 1002042535 is about 1000.6803819754.

Adding to 1002042535 its reverse (5352402001), we get a palindrome (6354444536).

The spelling of 1002042535 in words is "one billion, two million, forty-two thousand, five hundred thirty-five".