2086511105 has 32 divisors (see below), whose sum is σ = 2942956800. Its totient is φ = 1390574592.

The previous prime is 2086511101. The next prime is 2086511117. The reversal of 2086511105 is 5011156802.

It is a cyclic number.

It is not a de Polignac number, because 2086511105 - 2² = 2086511101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2086511101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 178109 + ... + 189461.

It is an arithmetic number, because the mean of its divisors is an integer number (91967400).

Almost surely, 2^2086511105 is an apocalyptic number.

It is an amenable number.

2086511105 is a deficient number, since it is larger than the sum of its proper divisors (856445695).

2086511105 is a wasteful number, since it uses less digits than its factorization.

2086511105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11513.

The product of its (nonzero) digits is 2400, while the sum is 29.

The square root of 2086511105 is about 45678.3439388952. The cubic root of 2086511105 is about 1277.8314324722.

Adding to 2086511105 its reverse (5011156802), we get a palindrome (7097667907).

The spelling of 2086511105 in words is "two billion, eighty-six million, five hundred eleven thousand, one hundred five".