1099395 has 24 divisors (see below), whose sum is σ = 2079792. Its totient is φ = 532800.

The previous prime is 1099393. The next prime is 1099409. The reversal of 1099395 is 5939901.

It is not a de Polignac number, because 1099395 - 2¹ = 1099393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1099391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 616 + ... + 1605.

It is an arithmetic number, because the mean of its divisors is an integer number (86658).

2^1099395 is an apocalyptic number.

1099395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1099395 is a deficient number, since it is larger than the sum of its proper divisors (980397).

1099395 is a wasteful number, since it uses less digits than its factorization.

1099395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2243 (or 2240 counting only the distinct ones).

The product of its (nonzero) digits is 10935, while the sum is 36.

The square root of 1099395 is about 1048.5203860679. The cubic root of 1099395 is about 103.2090829395.

The spelling of 1099395 in words is "one million, ninety-nine thousand, three hundred ninety-five".