1105317225 has 96 divisors (see below), whose sum is σ = 2085283200. Its totient is φ = 573868800.

The previous prime is 1105317221. The next prime is 1105317251. The reversal of 1105317225 is 5227135011.

It is not a de Polignac number, because 1105317225 - 2² = 1105317221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1105317221) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6106635 + ... + 6106815.

It is an arithmetic number, because the mean of its divisors is an integer number (21721700).

Almost surely, 2^1105317225 is an apocalyptic number.

1105317225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1105317225 is a deficient number, since it is larger than the sum of its proper divisors (979965975).

1105317225 is a wasteful number, since it uses less digits than its factorization.

1105317225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392 (or 381 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The square root of 1105317225 is about 33246.3114495428. The cubic root of 1105317225 is about 1033.9407352170.

The spelling of 1105317225 in words is "one billion, one hundred five million, three hundred seventeen thousand, two hundred twenty-five".