5120851 has 8 divisors (see below), whose sum is σ = 5241600. Its totient is φ = 5001672.

The previous prime is 5120839. The next prime is 5120879. The reversal of 5120851 is 1580215.

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 5120851 - 2¹⁷ = 4989779 is a prime.

It is a super-2 number, since 2×5120851² = 52446229928402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5120831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8250 + ... + 8848.

It is an arithmetic number, because the mean of its divisors is an integer number (655200).

Almost surely, 2^5120851 is an apocalyptic number.

5120851 is a deficient number, since it is larger than the sum of its proper divisors (120749).

5120851 is a wasteful number, since it uses less digits than its factorization.

5120851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785.

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 5120851 is about 2262.9297381934. The cubic root of 5120851 is about 172.3643237565.

It can be divided in two parts, 51 and 20851, that added together give a palindrome (20902).

The spelling of 5120851 in words is "five million, one hundred twenty thousand, eight hundred fifty-one".