2136665095 has 4 divisors (see below), whose sum is σ = 2563998120. Its totient is φ = 1709332072.

The previous prime is 2136665087. The next prime is 2136665119. The reversal of 2136665095 is 5905666312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2136665095 - 2³ = 2136665087 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213666505 + ... + 213666514.

It is an arithmetic number, because the mean of its divisors is an integer number (640999530).

Almost surely, 2^2136665095 is an apocalyptic number.

2136665095 is a deficient number, since it is larger than the sum of its proper divisors (427333025).

2136665095 is an equidigital number, since it uses as much as digits as its factorization.

2136665095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427333024.

The product of its (nonzero) digits is 291600, while the sum is 43.

The square root of 2136665095 is about 46224.0748420128. The cubic root of 2136665095 is about 1287.9889935067.

The spelling of 2136665095 in words is "two billion, one hundred thirty-six million, six hundred sixty-five thousand, ninety-five".