84141971 has 4 divisors (see below), whose sum is σ = 85009512. Its totient is φ = 83274432.

The previous prime is 84141961. The next prime is 84141973. The reversal of 84141971 is 17914148.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84141971 - 2⁶ = 84141907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84141973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 433625 + ... + 433818.

It is an arithmetic number, because the mean of its divisors is an integer number (21252378).

Almost surely, 2^84141971 is an apocalyptic number.

84141971 is a deficient number, since it is larger than the sum of its proper divisors (867541).

84141971 is an equidigital number, since it uses as much as digits as its factorization.

84141971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867540.

The product of its digits is 8064, while the sum is 35.

The square root of 84141971 is about 9172.8932731173. The cubic root of 84141971 is about 438.1985071445.

The spelling of 84141971 in words is "eighty-four million, one hundred forty-one thousand, nine hundred seventy-one".