1002852113 has 4 divisors (see below), whose sum is σ = 1024189440. Its totient is φ = 981514788.

The previous prime is 1002852041. The next prime is 1002852119. The reversal of 1002852113 is 3112582001.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1002852113 - 2¹⁰ = 1002851089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002852119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10668593 + ... + 10668686.

It is an arithmetic number, because the mean of its divisors is an integer number (256047360).

Almost surely, 2^1002852113 is an apocalyptic number.

It is an amenable number.

1002852113 is a deficient number, since it is larger than the sum of its proper divisors (21337327).

1002852113 is an equidigital number, since it uses as much as digits as its factorization.

1002852113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21337326.

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

The square root of 1002852113 is about 31667.8403589509. The cubic root of 1002852113 is about 1000.9498019240.

The spelling of 1002852113 in words is "one billion, two million, eight hundred fifty-two thousand, one hundred thirteen".