2134517855 has 16 divisors (see below), whose sum is σ = 2721444480. Its totient is φ = 1602613152.

The previous prime is 2134517849. The next prime is 2134517863. The reversal of 2134517855 is 5587154312.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2134517855 - 2⁴ = 2134517839 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 15 ways as a sum of consecutive naturals, for example, 94829 + ... + 115158.

It is an arithmetic number, because the mean of its divisors is an integer number (170090280).

Almost surely, 2^2134517855 is an apocalyptic number.

2134517855 is a deficient number, since it is larger than the sum of its proper divisors (586926625).

2134517855 is a wasteful number, since it uses less digits than its factorization.

2134517855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210118.

The product of its digits is 168000, while the sum is 41.

The square root of 2134517855 is about 46200.8425788968. The cubic root of 2134517855 is about 1287.5573943686.

The spelling of 2134517855 in words is "two billion, one hundred thirty-four million, five hundred seventeen thousand, eight hundred fifty-five".