84141129 has 4 divisors (see below), whose sum is σ = 112188176. Its totient is φ = 56094084.

The previous prime is 84141119. The next prime is 84141131. The reversal of 84141129 is 92114148.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-84141129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 84141096 and 84141105.

It is not an unprimeable number, because it can be changed into a prime (84141119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14023519 + ... + 14023524.

It is an arithmetic number, because the mean of its divisors is an integer number (28047044).

Almost surely, 2^84141129 is an apocalyptic number.

It is an amenable number.

84141129 is a deficient number, since it is larger than the sum of its proper divisors (28047047).

84141129 is a wasteful number, since it uses less digits than its factorization.

84141129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28047046.

The product of its digits is 2304, while the sum is 30.

The square root of 84141129 is about 9172.8473769054. The cubic root of 84141129 is about 438.1970454706.

The spelling of 84141129 in words is "eighty-four million, one hundred forty-one thousand, one hundred twenty-nine".