2571140617 has 2 divisors, whose sum is σ = 2571140618. Its totient is φ = 2571140616.

The previous prime is 2571140567. The next prime is 2571140623. The reversal of 2571140617 is 7160411752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1643572681 + 927567936 = 40541^2 + 30456^2 .

It is a cyclic number.

It is not a de Polignac number, because 2571140617 - 2²³ = 2562752009 is a prime.

It is a super-2 number, since 2×2571140617² = 13221528144774281378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2571140417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1285570308 + 1285570309.

It is an arithmetic number, because the mean of its divisors is an integer number (1285570309).

Almost surely, 2^2571140617 is an apocalyptic number.

It is an amenable number.

2571140617 is a deficient number, since it is larger than the sum of its proper divisors (1).

2571140617 is an equidigital number, since it uses as much as digits as its factorization.

2571140617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 2571140617 is about 50706.4159352641. The cubic root of 2571140617 is about 1369.9622802054.

The spelling of 2571140617 in words is "two billion, five hundred seventy-one million, one hundred forty thousand, six hundred seventeen".