2105465118 has 16 divisors (see below), whose sum is σ = 4212212736. Its totient is φ = 701607960.

The previous prime is 2105465083. The next prime is 2105465129. The reversal of 2105465118 is 8115645012.

It is a super-2 number, since 2×2105465118² = 8865966726229507848, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31396 + ... + 72087.

It is an arithmetic number, because the mean of its divisors is an integer number (263263296).

Almost surely, 2^2105465118 is an apocalyptic number.

2105465118 is an abundant number, since it is smaller than the sum of its proper divisors (2106747618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2105465118 is a wasteful number, since it uses less digits than its factorization.

2105465118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106879.

The product of its (nonzero) digits is 9600, while the sum is 33.

The square root of 2105465118 is about 45885.3475305571. The cubic root of 2105465118 is about 1281.6890783115.

The spelling of 2105465118 in words is "two billion, one hundred five million, four hundred sixty-five thousand, one hundred eighteen".