1095539445 has 256 divisors, whose sum is σ = 2675957760. Its totient is φ = 413994240.

The previous prime is 1095539429. The next prime is 1095539447. The reversal of 1095539445 is 5449355901.

1095539445 is a `hidden beast` number, since 1 + 0 + 9 + 553 + 94 + 4 + 5 = 666.

It is not a de Polignac number, because 1095539445 - 2⁴ = 1095539429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1095539445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1095539447) by changing a digit.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 16351302 + ... + 16351368.

It is an arithmetic number, because the mean of its divisors is an integer number (10452960).

Almost surely, 2^1095539445 is an apocalyptic number.

1095539445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1095539445 is an abundant number, since it is smaller than the sum of its proper divisors (1580418315).

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

1095539445 is a wasteful number, since it uses less digits than its factorization.

1095539445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 45.

The square root of 1095539445 is about 33098.9341973424. The cubic root of 1095539445 is about 1030.8829093435.

The spelling of 1095539445 in words is "one billion, ninety-five million, five hundred thirty-nine thousand, four hundred forty-five".