2551017071 has 2 divisors, whose sum is σ = 2551017072. Its totient is φ = 2551017070.

The previous prime is 2551017031. The next prime is 2551017107. The reversal of 2551017071 is 1707101552.

Together with next prime (2551017107) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2551017071 - 2¹⁰ = 2551016047 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2551017031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275508535 + 1275508536.

It is an arithmetic number, because the mean of its divisors is an integer number (1275508536).

Almost surely, 2^2551017071 is an apocalyptic number.

2551017071 is a deficient number, since it is larger than the sum of its proper divisors (1).

2551017071 is an equidigital number, since it uses as much as digits as its factorization.

2551017071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2450, while the sum is 29.

The square root of 2551017071 is about 50507.5941913689. The cubic root of 2551017071 is about 1366.3788204478.

The spelling of 2551017071 in words is "two billion, five hundred fifty-one million, seventeen thousand, seventy-one".