2136944223 has 6 divisors (see below), whose sum is σ = 3086697224. Its totient is φ = 1424629476.

The previous prime is 2136944219. The next prime is 2136944239. The reversal of 2136944223 is 3224496312.

It is not a de Polignac number, because 2136944223 - 2² = 2136944219 is a prime.

It is a super-2 number, since 2×2136944223² = 9133061224426147458, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2136944263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 118719115 + ... + 118719132.

Almost surely, 2^2136944223 is an apocalyptic number.

2136944223 is a deficient number, since it is larger than the sum of its proper divisors (949753001).

2136944223 is a wasteful number, since it uses less digits than its factorization.

2136944223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237438253 (or 237438250 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 2136944223 is about 46227.0940358574. The cubic root of 2136944223 is about 1288.0450775008.

The spelling of 2136944223 in words is "two billion, one hundred thirty-six million, nine hundred forty-four thousand, two hundred twenty-three".