2134120655 has 8 divisors (see below), whose sum is σ = 2561254992. Its totient is φ = 1707089728.

The previous prime is 2134120633. The next prime is 2134120657. The reversal of 2134120655 is 5560214312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2134120655 - 2²⁴ = 2117343439 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134120657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30872 + ... + 72258.

It is an arithmetic number, because the mean of its divisors is an integer number (320156874).

Almost surely, 2^2134120655 is an apocalyptic number.

2134120655 is a deficient number, since it is larger than the sum of its proper divisors (427134337).

2134120655 is a wasteful number, since it uses less digits than its factorization.

2134120655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51705.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2134120655 is about 46196.5437559998. The cubic root of 2134120655 is about 1287.4775247278.

Adding to 2134120655 its reverse (5560214312), we get a palindrome (7694334967).

The spelling of 2134120655 in words is "two billion, one hundred thirty-four million, one hundred twenty thousand, six hundred fifty-five".