2136289229 has 2 divisors, whose sum is σ = 2136289230. Its totient is φ = 2136289228.

The previous prime is 2136289223. The next prime is 2136289231. The reversal of 2136289229 is 9229826312.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1970472100 + 165817129 = 44390^2 + 12877^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2136289229 is a prime.

Together with 2136289231, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2136289229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2136289223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068144614 + 1068144615.

It is an arithmetic number, because the mean of its divisors is an integer number (1068144615).

Almost surely, 2^2136289229 is an apocalyptic number.

It is an amenable number.

2136289229 is a deficient number, since it is larger than the sum of its proper divisors (1).

2136289229 is an equidigital number, since it uses as much as digits as its factorization.

2136289229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 186624, while the sum is 44.

The square root of 2136289229 is about 46220.0089679784. The cubic root of 2136289229 is about 1287.9134646429.

The spelling of 2136289229 in words is "two billion, one hundred thirty-six million, two hundred eighty-nine thousand, two hundred twenty-nine".