6851503013 has 16 divisors (see below), whose sum is σ = 7389356544. Its totient is φ = 6329326080.

The previous prime is 6851503003. The next prime is 6851503019. The reversal of 6851503013 is 3103051586.

It is a cyclic number.

It is not a de Polignac number, because 6851503013 - 2⁶ = 6851502949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6851503019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309356 + ... + 330762.

It is an arithmetic number, because the mean of its divisors is an integer number (461834784).

Almost surely, 2^6851503013 is an apocalyptic number.

It is an amenable number.

6851503013 is a deficient number, since it is larger than the sum of its proper divisors (537853531).

6851503013 is a wasteful number, since it uses less digits than its factorization.

6851503013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21772.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 6851503013 is about 82773.8063218069. The cubic root of 6851503013 is about 1899.3075050694.

Adding to 6851503013 its reverse (3103051586), we get a palindrome (9954554599).

The spelling of 6851503013 in words is "six billion, eight hundred fifty-one million, five hundred three thousand, thirteen".