1105259 has 4 divisors (see below), whose sum is σ = 1123440. Its totient is φ = 1087080.

The previous prime is 1105231. The next prime is 1105261. The reversal of 1105259 is 9525011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9525011 = 1741 ⋅5471.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105759) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8999 + ... + 9120.

It is an arithmetic number, because the mean of its divisors is an integer number (280860).

2^1105259 is an apocalyptic number.

1105259 is a deficient number, since it is larger than the sum of its proper divisors (18181).

1105259 is an equidigital number, since it uses as much as digits as its factorization.

1105259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18180.

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 1105259 is about 1051.3129886004. The cubic root of 1105259 is about 103.3922579869.

It can be divided in two parts, 11052 and 59, that added together give a palindrome (11111).

The spelling of 1105259 in words is "one million, one hundred five thousand, two hundred fifty-nine".