84583127971 has 2 divisors, whose sum is σ = 84583127972. Its totient is φ = 84583127970.

The previous prime is 84583127953. The next prime is 84583128029. The reversal of 84583127971 is 17972138548.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 84583127971 - 2⁷ = 84583127843 is a prime.

It is not a weakly prime, because it can be changed into another prime (84583127171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42291563985 + 42291563986.

It is an arithmetic number, because the mean of its divisors is an integer number (42291563986).

Almost surely, 2^84583127971 is an apocalyptic number.

84583127971 is a deficient number, since it is larger than the sum of its proper divisors (1).

84583127971 is an equidigital number, since it uses as much as digits as its factorization.

84583127971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 55.

The spelling of 84583127971 in words is "eighty-four billion, five hundred eighty-three million, one hundred twenty-seven thousand, nine hundred seventy-one".