2182136853 has 16 divisors (see below), whose sum is σ = 3134174400. Its totient is φ = 1342489344.

The previous prime is 2182136849. The next prime is 2182136863. The reversal of 2182136853 is 3586312812.

It is not a de Polignac number, because 2182136853 - 2² = 2182136849 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2182136863) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242173 + ... + 251021.

It is an arithmetic number, because the mean of its divisors is an integer number (195885900).

Almost surely, 2^2182136853 is an apocalyptic number.

It is an amenable number.

2182136853 is a deficient number, since it is larger than the sum of its proper divisors (952037547).

2182136853 is a wasteful number, since it uses less digits than its factorization.

2182136853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15188.

The product of its digits is 69120, while the sum is 39.

The square root of 2182136853 is about 46713.3476963491. The cubic root of 2182136853 is about 1297.0617769354.

The spelling of 2182136853 in words is "two billion, one hundred eighty-two million, one hundred thirty-six thousand, eight hundred fifty-three".