84136203 has 12 divisors (see below), whose sum is σ = 122063760. Its totient is φ = 55844496.

The previous prime is 84136189. The next prime is 84136211. The reversal of 84136203 is 30263148.

It is a happy number.

It is not a de Polignac number, because 84136203 - 2¹² = 84132107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84136243) 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 11 ways as a sum of consecutive naturals, for example, 18351 + ... + 22472.

It is an arithmetic number, because the mean of its divisors is an integer number (10171980).

Almost surely, 2^84136203 is an apocalyptic number.

84136203 is a deficient number, since it is larger than the sum of its proper divisors (37927557).

84136203 is a wasteful number, since it uses less digits than its factorization.

84136203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41058 (or 41055 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 84136203 is about 9172.5788631115. The cubic root of 84136203 is about 438.1884939620.

The spelling of 84136203 in words is "eighty-four million, one hundred thirty-six thousand, two hundred three".