2471742671 has 2 divisors, whose sum is σ = 2471742672. Its totient is φ = 2471742670.

The previous prime is 2471742613. The next prime is 2471742731. The reversal of 2471742671 is 1762471742.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2471742671 - 2⁶ = 2471742607 is a prime.

It is a super-2 number, since 2×2471742671² = 12219023663284428482, which contains 22 as substring.

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 (2471742601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1235871335 + 1235871336.

It is an arithmetic number, because the mean of its divisors is an integer number (1235871336).

Almost surely, 2^2471742671 is an apocalyptic number.

2471742671 is a deficient number, since it is larger than the sum of its proper divisors (1).

2471742671 is an equidigital number, since it uses as much as digits as its factorization.

2471742671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 131712, while the sum is 41.

The square root of 2471742671 is about 49716.6236886617. The cubic root of 2471742671 is about 1352.0759411888.

The spelling of 2471742671 in words is "two billion, four hundred seventy-one million, seven hundred forty-two thousand, six hundred seventy-one".