6417142871 has 2 divisors, whose sum is σ = 6417142872. Its totient is φ = 6417142870.

The previous prime is 6417142793. The next prime is 6417142889. The reversal of 6417142871 is 1782417146.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6417142871 is a prime.

It is a super-2 number, since 2×6417142871² = 82359445253652245282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6417342871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3208571435 + 3208571436.

It is an arithmetic number, because the mean of its divisors is an integer number (3208571436).

Almost surely, 2^6417142871 is an apocalyptic number.

6417142871 is a deficient number, since it is larger than the sum of its proper divisors (1).

6417142871 is an equidigital number, since it uses as much as digits as its factorization.

6417142871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 75264, while the sum is 41.

The square root of 6417142871 is about 80107.0712921150. The cubic root of 6417142871 is about 1858.2917671805.

The spelling of 6417142871 in words is "six billion, four hundred seventeen million, one hundred forty-two thousand, eight hundred seventy-one".