1105895025 has 45 divisors (see below), whose sum is σ = 2051275611. Its totient is φ = 589012560.

The previous prime is 1105895003. The next prime is 1105895029. The reversal of 1105895025 is 5205985011.

It is a happy number.

The square root of 1105895025 is 33255.

It is a perfect power (a square), and thus also a powerful number.

1105895025 is a `hidden beast` number, since 1 + 1 + 0 + 589 + 50 + 25 = 666.

It can be written as a sum of positive squares in only one way, i.e., 398122209 + 707772816 = 19953^2 + 26604^2 .

It is a tau number, because it is divible by the number of its divisors (45).

It is not a de Polignac number, because 1105895025 - 2⁹ = 1105894513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1105895029) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1496106 + ... + 1496844.

Almost surely, 2^1105895025 is an apocalyptic number.

1105895025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1105895025 is the 33255-th square number.

1105895025 is the 16628-th centered octagonal number.

It is an amenable number.

1105895025 is a deficient number, since it is larger than the sum of its proper divisors (945380586).

1105895025 is an frugal number, since it uses more digits than its factorization.

1105895025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500 (or 747 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 36.

The cubic root of 1105895025 is about 1034.1208665782.

Multiplying 1105895025 by its sum of digits (36), we get a square (39812220900 = 199530²).

The spelling of 1105895025 in words is "one billion, one hundred five million, eight hundred ninety-five thousand, twenty-five".