5051000051 has 2 divisors, whose sum is σ = 5051000052. Its totient is φ = 5051000050.

The previous prime is 5051000047. The next prime is 5051000069. The reversal of 5051000051 is 1500001505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5051000051 - 2² = 5051000047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5050999993 and 5051000029.

It is not a weakly prime, because it can be changed into another prime (5051000041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2525500025 + 2525500026.

It is an arithmetic number, because the mean of its divisors is an integer number (2525500026).

Almost surely, 2^5051000051 is an apocalyptic number.

5051000051 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051000051 is an equidigital number, since it uses as much as digits as its factorization.

5051000051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 5051000051 is about 71070.3880037249. The cubic root of 5051000051 is about 1715.7702146069.

Adding to 5051000051 its reverse (1500001505), we get a palindrome (6551001556).

The spelling of 5051000051 in words is "five billion, fifty-one million, fifty-one", and thus it is an aban number and an uban number.