5151000051 has 12 divisors (see below), whose sum is σ = 7878000312. Its totient is φ = 3231999936.

The previous prime is 5151000047. The next prime is 5151000053. The reversal of 5151000051 is 1500001515.

5151000051 is a `hidden beast` number, since 515 + 100 + 0 + 0 + 51 = 666.

It is not a de Polignac number, because 5151000051 - 2² = 5151000047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5150999988 and 5151000033.

It is not an unprimeable number, because it can be changed into a prime (5151000053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16833181 + ... + 16833486.

It is an arithmetic number, because the mean of its divisors is an integer number (656500026).

Almost surely, 2^5151000051 is an apocalyptic number.

5151000051 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

5151000051 is a deficient number, since it is larger than the sum of its proper divisors (2727000261).

5151000051 is a wasteful number, since it uses less digits than its factorization.

5151000051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33666690 (or 33666687 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 18.

The square root of 5151000051 is about 71770.4678192918. The cubic root of 5151000051 is about 1727.0192751493.

Adding to 5151000051 its reverse (1500001515), we get a palindrome (6651001566).

The spelling of 5151000051 in words is "five billion, one hundred fifty-one million, fifty-one", and thus it is an aban number.