84121327 has 4 divisors (see below), whose sum is σ = 87778800. Its totient is φ = 80463856.

The previous prime is 84121319. The next prime is 84121357. The reversal of 84121327 is 72312148.

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 84121327 - 2³ = 84121319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84121295 and 84121304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84121307) 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, 1828702 + ... + 1828747.

It is an arithmetic number, because the mean of its divisors is an integer number (21944700).

Almost surely, 2^84121327 is an apocalyptic number.

84121327 is a deficient number, since it is larger than the sum of its proper divisors (3657473).

84121327 is a wasteful number, since it uses less digits than its factorization.

84121327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3657472.

The product of its digits is 2688, while the sum is 28.

The square root of 84121327 is about 9171.7679320838. The cubic root of 84121327 is about 438.1626672825.

It can be divided in two parts, 84121 and 327, that added together give a palindrome (84448).

The spelling of 84121327 in words is "eighty-four million, one hundred twenty-one thousand, three hundred twenty-seven".